@shixinde/vuepress-theme-init
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tabindex="0" class="vp-sidebar-item vp-sidebar-heading active">vue笔记及周边生态 <!----></p><ul style="" class="vp-sidebar-children"><!--[--><li><a class="route-link auto-link vp-sidebar-item" href="/guoguo-notes/vue%E7%AC%94%E8%AE%B0%E5%8F%8A%E5%91%A8%E8%BE%B9%E7%94%9F%E6%80%81/Element%20Plus%20--vue3.0.html" aria-label="1. 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<span class="line"> <span class="token attr-name">:file-list</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>files1<span class="token punctuation">"</span></span><span class="token punctuation">></span></span></span>
<span class="line"> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>el-button</span> <span class="token attr-name">size</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>small<span class="token punctuation">"</span></span> <span class="token attr-name">type</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>primary<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>新增<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>el-button</span><span class="token punctuation">></span></span></span>
<span class="line"><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>el-upload</span><span class="token punctuation">></span></span></span>
<span class="line"></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><div class="language-javascript line-numbers-mode" data-highlighter="prismjs" data-ext="js" data-title="js"><pre class="language-javascript"><code><span class="line"><span class="token function">handleChange</span><span class="token punctuation">(</span><span class="token parameter">file</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">var</span> formData <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">FormData</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> formData<span class="token punctuation">.</span><span class="token function">append</span><span class="token punctuation">(</span><span class="token string">"files"</span><span class="token punctuation">,</span> file<span class="token punctuation">.</span>raw<span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> formData<span class="token punctuation">.</span><span class="token function">append</span><span class="token punctuation">(</span><span class="token string">"relationid"</span><span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>fileCollectionDeleteData<span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> formData<span class="token punctuation">.</span><span class="token function">append</span><span class="token punctuation">(</span><span class="token string">"groupid"</span><span class="token punctuation">,</span> <span class="token string">"original"</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> formData<span class="token punctuation">.</span><span class="token function">append</span><span class="token punctuation">(</span><span class="token string">"sortNum"</span><span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>designList<span class="token punctuation">.</span>length <span class="token operator">+</span> <span class="token number">1</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token function">uploadFile</span><span class="token punctuation">(</span>formData<span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">then</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token parameter">response</span><span class="token punctuation">)</span> <span class="token operator">=></span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">this</span><span class="token punctuation">.</span>files1 <span class="token operator">=</span> <span class="token punctuation">[</span><span class="token punctuation">]</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token keyword">this</span><span class="token punctuation">.</span>$message<span class="token punctuation">.</span><span class="token function">success</span><span class="token punctuation">(</span><span class="token string">"上传成功"</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">init</span><span class="token punctuation">(</span><span class="token punctuation">)</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">catch</span><span class="token punctuation">(</span><span class="token parameter">err</span> <span class="token operator">=></span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">this</span><span class="token punctuation">.</span>Loading <span class="token operator">=</span> <span class="token boolean">false</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"><span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><h2 id="vxe-table-合并相同数据项-合并单元格" tabindex="-1"><a class="header-anchor" href="#vxe-table-合并相同数据项-合并单元格"><span>vxe-table 合并相同数据项 合并单元格</span></a></h2><blockquote><p>在vxe-table 中写入 <code>:span-method="mergeRowMethod"</code> 这个然后调用这个方法即可</p></blockquote><div class="language-html line-numbers-mode" data-highlighter="prismjs" data-ext="html" data-title="html"><pre class="language-html"><code><span class="line"><span class="token tag"><span class="token tag"><span class="token punctuation"><</span>vxe-table</span> <span class="token attr-name">border</span> <span class="token attr-name">resizable</span> <span class="token attr-name">show-footer</span> <span class="token attr-name">ref</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>xTable<span class="token punctuation">"</span></span> <span class="token attr-name">align</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>center<span class="token punctuation">"</span></span> <span class="token attr-name">:print-config</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>{}<span class="token punctuation">"</span></span></span>
<span class="line"> <span class="token attr-name">:span-method</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>mergeRowMethod<span class="token punctuation">"</span></span> <span class="token attr-name">:column-config</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>{ width: 140 }<span class="token punctuation">"</span></span> <span class="token attr-name">:data</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>tableData<span class="token punctuation">"</span></span> <span class="token attr-name">v-show</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>radio == 1<span class="token punctuation">"</span></span><span class="token punctuation">></span></span></span>
<span class="line"> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>vxe-column</span> <span class="token attr-name">field</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>dept_id<span class="token punctuation">"</span></span> <span class="token attr-name">title</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>序号<span class="token punctuation">"</span></span><span class="token punctuation">></span></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>vxe-column</span><span class="token punctuation">></span></span></span>
<span class="line"> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>vxe-column</span> <span class="token attr-name">field</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>name<span class="token punctuation">"</span></span> <span class="token attr-name">title</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>项目名称<span class="token punctuation">"</span></span><span class="token punctuation">></span></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>vxe-column</span><span class="token punctuation">></span></span></span>
<span class="line"> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>vxe-column</span> <span class="token attr-name">field</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>bid_section_name<span class="token punctuation">"</span></span> <span class="token attr-name">title</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>标段名称<span class="token punctuation">"</span></span><span class="token punctuation">></span></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>vxe-column</span><span class="token punctuation">></span></span></span>
<span class="line"><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>vxe-table</span><span class="token punctuation">></span></span></span>
<span class="line"></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><div class="language-javascript line-numbers-mode" data-highlighter="prismjs" data-ext="js" data-title="js"><pre class="language-javascript"><code><span class="line"><span class="token literal-property property">methods</span><span class="token operator">:</span><span class="token punctuation">{</span></span>
<span class="line"> <span class="token function">mergeRowMethod</span><span class="token punctuation">(</span><span class="token parameter"><span class="token punctuation">{</span> row<span class="token punctuation">,</span> _rowIndex<span class="token punctuation">,</span> column<span class="token punctuation">,</span> visibleData <span class="token punctuation">}</span></span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">const</span> fields <span class="token operator">=</span> <span class="token punctuation">[</span><span class="token string">"bid_section_name"</span><span class="token punctuation">,</span> <span class="token string">"name"</span><span class="token punctuation">]</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token keyword">const</span> cellValue <span class="token operator">=</span> row<span class="token punctuation">[</span>column<span class="token punctuation">.</span>property<span class="token punctuation">]</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token keyword">if</span> <span class="token punctuation">(</span>cellValue <span class="token operator">&&</span> fields<span class="token punctuation">.</span><span class="token function">includes</span><span class="token punctuation">(</span>column<span class="token punctuation">.</span>property<span class="token punctuation">)</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">const</span> prevRow <span class="token operator">=</span> visibleData<span class="token punctuation">[</span>_rowIndex <span class="token operator">-</span> <span class="token number">1</span><span class="token punctuation">]</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token keyword">let</span> nextRow <span class="token operator">=</span> visibleData<span class="token punctuation">[</span>_rowIndex <span class="token operator">+</span> <span class="token number">1</span><span class="token punctuation">]</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token keyword">if</span> <span class="token punctuation">(</span>prevRow <span class="token operator">&&</span> prevRow<span class="token punctuation">[</span>column<span class="token punctuation">.</span>property<span class="token punctuation">]</span> <span class="token operator">===</span> cellValue<span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">return</span> <span class="token punctuation">{</span> <span class="token literal-property property">rowspan</span><span class="token operator">:</span> <span class="token number">0</span><span class="token punctuation">,</span> <span class="token literal-property property">colspan</span><span class="token operator">:</span> <span class="token number">0</span> <span class="token punctuation">}</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token punctuation">}</span> <span class="token keyword">else</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">let</span> countRowspan <span class="token operator">=</span> <span class="token number">1</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token keyword">while</span> <span class="token punctuation">(</span>nextRow <span class="token operator">&&</span> nextRow<span class="token punctuation">[</span>column<span class="token punctuation">.</span>property<span class="token punctuation">]</span> <span class="token operator">===</span> cellValue<span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> nextRow <span class="token operator">=</span> visibleData<span class="token punctuation">[</span><span class="token operator">++</span>countRowspan <span class="token operator">+</span> _rowIndex<span class="token punctuation">]</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"> <span class="token keyword">if</span> <span class="token punctuation">(</span>countRowspan <span class="token operator">></span> <span class="token number">1</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">return</span> <span class="token punctuation">{</span> <span class="token literal-property property">rowspan</span><span class="token operator">:</span> countRowspan<span class="token punctuation">,</span> <span class="token literal-property property">colspan</span><span class="token operator">:</span> <span class="token number">1</span> <span class="token punctuation">}</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"><span class="token punctuation">}</span></span>
<span class="line"></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><h2 id="随机生成验证码" tabindex="-1"><a class="header-anchor" href="#随机生成验证码"><span>随机生成验证码</span></a></h2><blockquote><p>最近做项目接触Vue，前端生成验证码。原理其实很简单，首先是生成随机数，然后用canvas绘制。 网上有一些现成的资料，没必要重复造轮子，我是在他们基础上完善了父组件，简化了子组件的调用： identify.vue（子组件）：是一个独立的组件，负责生成验证码和绘制图片； codetest.vue（父组件）：引入identify.vue（子组件），只有两个动作：发指令和接收验证码</p></blockquote><blockquote><h2 id="identify-vue组件-主要用于定义参数和方法" tabindex="-1"><a class="header-anchor" href="#identify-vue组件-主要用于定义参数和方法"><span>identify.vue组件（主要用于定义参数和方法）</span></a></h2></blockquote><div class="language-vue line-numbers-mode" data-highlighter="prismjs" data-ext="vue" data-title="vue"><pre class="language-vue"><code><span class="line"><span class="token tag"><span class="token tag"><span class="token punctuation"><</span>template</span><span class="token punctuation">></span></span></span>
<span class="line"> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>s-canvas<span class="token punctuation">"</span></span><span class="token punctuation">></span></span></span>
<span class="line"> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>canvas</span> <span class="token attr-name">id</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>s-canvas<span class="token punctuation">"</span></span> <span class="token attr-name">:width</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>contentWidth<span class="token punctuation">"</span></span> <span class="token attr-name">:height</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>contentHeight<span class="token punctuation">"</span></span><span class="token punctuation">></span></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>canvas</span><span class="token punctuation">></span></span></span>
<span class="line"> <span class="token tag"><span class="token tag"><span class="token punctuation"></</span>div</span><span class="token punctuation">></span></span></span>
<span class="line"><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>template</span><span class="token punctuation">></span></span></span>
<span class="line"><span class="token tag"><span class="token tag"><span class="token punctuation"><</span>script</span><span class="token punctuation">></span></span><span class="token script"><span class="token language-javascript"></span>
<span class="line"> <span class="token keyword">export</span> <span class="token keyword">default</span><span class="token punctuation">{</span></span>
<span class="line"> <span class="token literal-property property">name</span><span class="token operator">:</span> <span class="token string">'SIdentify'</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">props</span><span class="token operator">:</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token literal-property property">fresh</span><span class="token operator">:</span><span class="token boolean">true</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">fontSizeMin</span><span class="token operator">:</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token literal-property property">type</span><span class="token operator">:</span> Number<span class="token punctuation">,</span></span>
<span class="line"> <span class="token keyword">default</span><span class="token operator">:</span> <span class="token number">20</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">fontSizeMax</span><span class="token operator">:</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token literal-property property">type</span><span class="token operator">:</span> Number<span class="token punctuation">,</span></span>
<span class="line"> <span class="token keyword">default</span><span class="token operator">:</span> <span class="token number">36</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">backgroundColorMin</span><span class="token operator">:</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token literal-property property">type</span><span class="token operator">:</span> Number<span class="token punctuation">,</span></span>
<span class="line"> <span class="token keyword">default</span><span class="token operator">:</span> <span class="token number">180</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">backgroundColorMax</span><span class="token operator">:</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token literal-property property">type</span><span class="token operator">:</span> Number<span class="token punctuation">,</span></span>
<span class="line"> <span class="token keyword">default</span><span class="token operator">:</span> <span class="token number">240</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">colorMin</span><span class="token operator">:</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token literal-property property">type</span><span class="token operator">:</span> Number<span class="token punctuation">,</span></span>
<span class="line"> <span class="token keyword">default</span><span class="token operator">:</span> <span class="token number">50</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">colorMax</span><span class="token operator">:</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token literal-property property">type</span><span class="token operator">:</span> Number<span class="token punctuation">,</span></span>
<span class="line"> <span class="token keyword">default</span><span class="token operator">:</span> <span class="token number">160</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">lineColorMin</span><span class="token operator">:</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token literal-property property">type</span><span class="token operator">:</span> Number<span class="token punctuation">,</span></span>
<span class="line"> <span class="token keyword">default</span><span class="token operator">:</span> <span class="token number">40</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">lineColorMax</span><span class="token operator">:</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token literal-property property">type</span><span class="token operator">:</span> Number<span class="token punctuation">,</span></span>
<span class="line"> <span class="token keyword">default</span><span class="token operator">:</span> <span class="token number">180</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">dotColorMin</span><span class="token operator">:</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token literal-property property">type</span><span class="token operator">:</span> Number<span class="token punctuation">,</span></span>
<span class="line"> <span class="token keyword">default</span><span class="token operator">:</span> <span class="token number">0</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">dotColorMax</span><span class="token operator">:</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token literal-property property">type</span><span class="token operator">:</span> Number<span class="token punctuation">,</span></span>
<span class="line"> <span class="token keyword">default</span><span class="token operator">:</span> <span class="token number">255</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">contentWidth</span><span class="token operator">:</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token literal-property property">type</span><span class="token operator">:</span> Number<span class="token punctuation">,</span></span>
<span class="line"> <span class="token keyword">default</span><span class="token operator">:</span> <span class="token number">112</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">contentHeight</span><span class="token operator">:</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token literal-property property">type</span><span class="token operator">:</span> Number<span class="token punctuation">,</span></span>
<span class="line"> <span class="token keyword">default</span><span class="token operator">:</span> <span class="token number">38</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token function">data</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">return</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token literal-property property">identifyCodes</span><span class="token operator">:</span> <span class="token string">"1234567890"</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">identifyCode</span><span class="token operator">:</span> <span class="token string">""</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">methods</span><span class="token operator">:</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token comment">// 生成一个随机数</span></span>
<span class="line"> <span class="token function">randomNum</span> <span class="token punctuation">(</span><span class="token parameter">min<span class="token punctuation">,</span> max</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">return</span> Math<span class="token punctuation">.</span><span class="token function">floor</span><span class="token punctuation">(</span>Math<span class="token punctuation">.</span><span class="token function">random</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">*</span> <span class="token punctuation">(</span>max <span class="token operator">-</span> min<span class="token punctuation">)</span> <span class="token operator">+</span> min<span class="token punctuation">)</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token comment">// 生成一个随机的颜色</span></span>
<span class="line"> <span class="token function">randomColor</span> <span class="token punctuation">(</span><span class="token parameter">min<span class="token punctuation">,</span> max</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">let</span> r <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">randomNum</span><span class="token punctuation">(</span>min<span class="token punctuation">,</span> max<span class="token punctuation">)</span></span>
<span class="line"> <span class="token keyword">let</span> g <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">randomNum</span><span class="token punctuation">(</span>min<span class="token punctuation">,</span> max<span class="token punctuation">)</span></span>
<span class="line"> <span class="token keyword">let</span> b <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">randomNum</span><span class="token punctuation">(</span>min<span class="token punctuation">,</span> max<span class="token punctuation">)</span></span>
<span class="line"> <span class="token keyword">return</span> <span class="token string">'rgb('</span> <span class="token operator">+</span> r <span class="token operator">+</span> <span class="token string">','</span> <span class="token operator">+</span> g <span class="token operator">+</span> <span class="token string">','</span> <span class="token operator">+</span> b <span class="token operator">+</span> <span class="token string">')'</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token function">drawPic</span> <span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">let</span> canvas <span class="token operator">=</span> document<span class="token punctuation">.</span><span class="token function">getElementById</span><span class="token punctuation">(</span><span class="token string">'s-canvas'</span><span class="token punctuation">)</span></span>
<span class="line"> <span class="token keyword">let</span> ctx <span class="token operator">=</span> canvas<span class="token punctuation">.</span><span class="token function">getContext</span><span class="token punctuation">(</span><span class="token string">'2d'</span><span class="token punctuation">)</span></span>
<span class="line"> ctx<span class="token punctuation">.</span>textBaseline <span class="token operator">=</span> <span class="token string">'bottom'</span></span>
<span class="line"> <span class="token comment">// 绘制背景</span></span>
<span class="line"> ctx<span class="token punctuation">.</span>fillStyle <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">randomColor</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>backgroundColorMin<span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>backgroundColorMax<span class="token punctuation">)</span></span>
<span class="line"> ctx<span class="token punctuation">.</span><span class="token function">fillRect</span><span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">,</span> <span class="token number">0</span><span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>contentWidth<span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>contentHeight<span class="token punctuation">)</span></span>
<span class="line"> <span class="token comment">// 绘制文字</span></span>
<span class="line"> <span class="token keyword">for</span> <span class="token punctuation">(</span><span class="token keyword">let</span> i <span class="token operator">=</span> <span class="token number">0</span><span class="token punctuation">;</span> i <span class="token operator"><</span> <span class="token keyword">this</span><span class="token punctuation">.</span>identifyCode<span class="token punctuation">.</span>length<span class="token punctuation">;</span> i<span class="token operator">++</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">drawText</span><span class="token punctuation">(</span>ctx<span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>identifyCode<span class="token punctuation">[</span>i<span class="token punctuation">]</span><span class="token punctuation">,</span> i<span class="token punctuation">)</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"><span class="token comment">// this.drawLine(ctx)</span></span>
<span class="line"> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">drawDot</span><span class="token punctuation">(</span>ctx<span class="token punctuation">)</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token function">drawText</span> <span class="token punctuation">(</span><span class="token parameter">ctx<span class="token punctuation">,</span> txt<span class="token punctuation">,</span> i</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> ctx<span class="token punctuation">.</span>fillStyle <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">randomColor</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>colorMin<span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>colorMax<span class="token punctuation">)</span></span>
<span class="line"> ctx<span class="token punctuation">.</span>font <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">randomNum</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>fontSizeMin<span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>fontSizeMax<span class="token punctuation">)</span> <span class="token operator">+</span> <span class="token string">'px SimHei'</span></span>
<span class="line"> <span class="token keyword">let</span> x <span class="token operator">=</span> <span class="token punctuation">(</span>i <span class="token operator">+</span> <span class="token number">1</span><span class="token punctuation">)</span> <span class="token operator">*</span> <span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>contentWidth <span class="token operator">/</span> <span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>identifyCode<span class="token punctuation">.</span>length <span class="token operator">+</span> <span class="token number">1</span><span class="token punctuation">)</span><span class="token punctuation">)</span></span>
<span class="line"> <span class="token keyword">let</span> y <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">randomNum</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>fontSizeMax<span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>contentHeight <span class="token operator">-</span> <span class="token number">5</span><span class="token punctuation">)</span></span>
<span class="line"> <span class="token keyword">var</span> deg <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">randomNum</span><span class="token punctuation">(</span><span class="token operator">-</span><span class="token number">10</span><span class="token punctuation">,</span> <span class="token number">10</span><span class="token punctuation">)</span></span>
<span class="line"> <span class="token comment">// 修改坐标原点和旋转角度</span></span>
<span class="line"> ctx<span class="token punctuation">.</span><span class="token function">translate</span><span class="token punctuation">(</span>x<span class="token punctuation">,</span> y<span class="token punctuation">)</span></span>
<span class="line"> ctx<span class="token punctuation">.</span><span class="token function">rotate</span><span class="token punctuation">(</span>deg <span class="token operator">*</span> Math<span class="token punctuation">.</span><span class="token constant">PI</span> <span class="token operator">/</span> <span class="token number">180</span><span class="token punctuation">)</span></span>
<span class="line"> ctx<span class="token punctuation">.</span><span class="token function">fillText</span><span class="token punctuation">(</span>txt<span class="token punctuation">,</span> <span class="token number">0</span><span class="token punctuation">,</span> <span class="token number">0</span><span class="token punctuation">)</span></span>
<span class="line"> <span class="token comment">// 恢复坐标原点和旋转角度</span></span>
<span class="line"> ctx<span class="token punctuation">.</span><span class="token function">rotate</span><span class="token punctuation">(</span><span class="token operator">-</span>deg <span class="token operator">*</span> Math<span class="token punctuation">.</span><span class="token constant">PI</span> <span class="token operator">/</span> <span class="token number">180</span><span class="token punctuation">)</span></span>
<span class="line"> ctx<span class="token punctuation">.</span><span class="token function">translate</span><span class="token punctuation">(</span><span class="token operator">-</span>x<span class="token punctuation">,</span> <span class="token operator">-</span>y<span class="token punctuation">)</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token function">drawLine</span> <span class="token punctuation">(</span><span class="token parameter">ctx</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"><span class="token comment">// 绘制干扰线</span></span>
<span class="line"> <span class="token keyword">for</span> <span class="token punctuation">(</span><span class="token keyword">let</span> i <span class="token operator">=</span> <span class="token number">0</span><span class="token punctuation">;</span> i <span class="token operator"><</span> <span class="token number">3</span><span class="token punctuation">;</span> i<span class="token operator">++</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> ctx<span class="token punctuation">.</span>strokeStyle <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">randomColor</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>lineColorMin<span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>lineColorMax<span class="token punctuation">)</span></span>
<span class="line"> ctx<span class="token punctuation">.</span><span class="token function">beginPath</span><span class="token punctuation">(</span><span class="token punctuation">)</span></span>
<span class="line"> ctx<span class="token punctuation">.</span><span class="token function">moveTo</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">randomNum</span><span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>contentWidth<span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">randomNum</span><span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>contentHeight<span class="token punctuation">)</span><span class="token punctuation">)</span></span>
<span class="line"> ctx<span class="token punctuation">.</span><span class="token function">lineTo</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">randomNum</span><span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>contentWidth<span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">randomNum</span><span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>contentHeight<span class="token punctuation">)</span><span class="token punctuation">)</span></span>
<span class="line"> ctx<span class="token punctuation">.</span><span class="token function">stroke</span><span class="token punctuation">(</span><span class="token punctuation">)</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token function">drawDot</span> <span class="token punctuation">(</span><span class="token parameter">ctx</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token comment">// 绘制干扰点</span></span>
<span class="line"> <span class="token keyword">for</span> <span class="token punctuation">(</span><span class="token keyword">let</span> i <span class="token operator">=</span> <span class="token number">0</span><span class="token punctuation">;</span> i <span class="token operator"><</span> <span class="token number">30</span><span class="token punctuation">;</span> i<span class="token operator">++</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> ctx<span class="token punctuation">.</span>fillStyle <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">randomColor</span><span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">)</span></span>
<span class="line"> ctx<span class="token punctuation">.</span><span class="token function">beginPath</span><span class="token punctuation">(</span><span class="token punctuation">)</span></span>
<span class="line"> ctx<span class="token punctuation">.</span><span class="token function">arc</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">randomNum</span><span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>contentWidth<span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">randomNum</span><span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>contentHeight<span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token number">1</span><span class="token punctuation">,</span> <span class="token number">0</span><span class="token punctuation">,</span> <span class="token number">2</span> <span class="token operator">*</span> Math<span class="token punctuation">.</span><span class="token constant">PI</span><span class="token punctuation">)</span></span>
<span class="line"> ctx<span class="token punctuation">.</span><span class="token function">fill</span><span class="token punctuation">(</span><span class="token punctuation">)</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token comment">// 生成四位随机验证码</span></span>
<span class="line"> <span class="token function">makeCode</span><span class="token punctuation">(</span><span class="token parameter">o<span class="token punctuation">,</span> l</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">this</span><span class="token punctuation">.</span>identifyCode<span class="token operator">=</span><span class="token string">""</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token keyword">for</span> <span class="token punctuation">(</span><span class="token keyword">let</span> i <span class="token operator">=</span> <span class="token number">0</span><span class="token punctuation">;</span> i <span class="token operator"><</span> l<span class="token punctuation">;</span> i<span class="token operator">++</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">this</span><span class="token punctuation">.</span>identifyCode <span class="token operator">+=</span> <span class="token keyword">this</span><span class="token punctuation">.</span>identifyCodes<span class="token punctuation">[</span></span>
<span class="line"> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">randomNum</span><span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>identifyCodes<span class="token punctuation">.</span>length<span class="token punctuation">)</span></span>
<span class="line"> <span class="token punctuation">]</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"> </span>
<span class="line"> <span class="token comment">//绘制图片</span></span>
<span class="line"> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">drawPic</span><span class="token punctuation">(</span><span class="token punctuation">)</span></span>
<span class="line"> </span>
<span class="line"> <span class="token comment">//传值给父组件</span></span>
<span class="line"> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">$emit</span><span class="token punctuation">(</span><span class="token string">'makedCode'</span><span class="token punctuation">,</span><span class="token keyword">this</span><span class="token punctuation">.</span>identifyCode<span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> </span>
<span class="line"> </span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">watch</span><span class="token operator">:</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token function">fresh</span> <span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span> <span class="token comment">//监听事件</span></span>
<span class="line"> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">makeCode</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>identifyCodes<span class="token punctuation">,</span> <span class="token number">4</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"></span></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>script</span><span class="token punctuation">></span></span></span>
<span class="line"></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><blockquote><h2 id="codetest-vue-在页面进行使用" tabindex="-1"><a class="header-anchor" href="#codetest-vue-在页面进行使用"><span>codetest.vue(在页面进行使用)：</span></a></h2></blockquote><div class="language-vue line-numbers-mode" data-highlighter="prismjs" data-ext="vue" data-title="vue"><pre class="language-vue"><code><span class="line"><span class="token tag"><span class="token tag"><span class="token punctuation"><</span>template</span><span class="token punctuation">></span></span></span>
<span class="line"> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>code<span class="token punctuation">"</span></span> <span class="token attr-name">@click</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>refreshCode<span class="token punctuation">"</span></span><span class="token punctuation">></span></span></span>
<span class="line"> <span class="token comment"><!-- ：fresh：父组件向子组件传送刷新验证码的信号；</span>
<span class="line"> @makedCode：子组件向父组件传送验证码的值--></span></span>
<span class="line"> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>s-identify</span> <span class="token attr-name">:fresh</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>flag<span class="token punctuation">"</span></span> <span class="token attr-name">@makedCode</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>getMakedCode<span class="token punctuation">"</span></span><span class="token punctuation">></span></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>s-identify</span><span class="token punctuation">></span></span></span>
<span class="line"> <span class="token tag"><span class="token tag"><span class="token punctuation"></</span>div</span><span class="token punctuation">></span></span></span>
<span class="line"><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>template</span><span class="token punctuation">></span></span></span>
<span class="line"></span>
<span class="line"><span class="token tag"><span class="token tag"><span class="token punctuation"><</span>script</span><span class="token punctuation">></span></span><span class="token script"><span class="token language-javascript"></span>
<span class="line"> <span class="token keyword">import</span> SIdentify <span class="token keyword">from</span> <span class="token string">'@/components/identify.vue'</span></span>
<span class="line"> <span class="token keyword">export</span> <span class="token keyword">default</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token literal-property property">name</span><span class="token operator">:</span> <span class="token string">"codetest"</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token function">data</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">return</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token literal-property property">flag</span><span class="token operator">:</span><span class="token boolean">true</span><span class="token punctuation">,</span> <span class="token comment">//该值变化，就会触发刷新</span></span>
<span class="line"> <span class="token literal-property property">code</span><span class="token operator">:</span><span class="token string">''</span><span class="token punctuation">,</span> <span class="token comment">//刷新后的验证码</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">components</span> <span class="token operator">:</span> <span class="token punctuation">{</span></span>
<span class="line"> SIdentify<span class="token punctuation">,</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token comment">// 验证码初始化</span></span>
<span class="line"> <span class="token function">mounted</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">this</span><span class="token punctuation">.</span>flag <span class="token operator">=</span> <span class="token operator">!</span><span class="token keyword">this</span><span class="token punctuation">.</span>flag<span class="token punctuation">;</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">methods</span><span class="token operator">:</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token comment">// 切换验证码</span></span>
<span class="line"> <span class="token function">refreshCode</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">this</span><span class="token punctuation">.</span>flag <span class="token operator">=</span> <span class="token operator">!</span><span class="token keyword">this</span><span class="token punctuation">.</span>flag<span class="token punctuation">;</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token function">getMakedCode</span><span class="token punctuation">(</span><span class="token parameter">code</span><span class="token punctuation">)</span><span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">this</span><span class="token punctuation">.</span>code <span class="token operator">=</span> code</span>
<span class="line"> console<span class="token punctuation">.</span><span class="token function">log</span><span class="token punctuation">(</span><span class="token string">"getMakedCode:"</span><span class="token punctuation">,</span><span class="token keyword">this</span><span class="token punctuation">.</span>code<span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">;</span></span>
<span class="line"></span></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>script</span><span class="token punctuation">></span></span></span>
<span class="line"></span>
<span class="line"><span class="token tag"><span class="token tag"><span class="token punctuation"><</span>style</span><span class="token punctuation">></span></span><span class="token style"><span class="token language-css"></span>
<span class="line"> <span class="token selector">.code</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token comment">/*margin: 400px auto;*/</span></span>
<span class="line"> <span class="token property">width</span><span class="token punctuation">:</span> 114px<span class="token punctuation">;</span></span>
<span class="line"> <span class="token property">height</span><span class="token punctuation">:</span> 40px<span class="token punctuation">;</span></span>
<span class="line"> <span class="token comment">/*border: 1px solid red;*/</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"></span></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>style</span><span class="token punctuation">></span></span></span>
<span class="line"></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><p>测试效果：</p><p><img src="https://s1.ax1x.com/2022/07/10/jsU3x1.png" alt=""></p></div><!--[--><!--]--></div><footer class="vp-page-meta"><div class="vp-meta-item edit-link"><a class="auto-link external-link label" href="https://github.com/shixindea/shixinde-notes/edit/main/vue笔记及周边生态/Vue 代码片段.md" aria-label="Edit this page" rel="noopener noreferrer" target="_blank"><!--[--><svg class="edit-icon" viewbox="0 0 1024 1024"><g fill="currentColor"><path d="M430.818 653.65a60.46 60.46 0 0 1-50.96-93.281l71.69-114.012 7.773-10.365L816.038 80.138A60.46 60.46 0 0 1 859.225 62a60.46 60.46 0 0 1 43.186 18.138l43.186 43.186a60.46 60.46 0 0 1 0 86.373L588.879 565.55l-8.637 8.637-117.466 68.234a60.46 60.46 0 0 1-31.958 11.229z"></path><path d="M728.802 962H252.891A190.883 190.883 0 0 1 62.008 771.98V296.934a190.883 190.883 0 0 1 190.883-192.61h267.754a60.46 60.46 0 0 1 0 120.92H252.891a69.962 69.962 0 0 0-69.098 69.099V771.98a69.962 69.962 0 0 0 69.098 69.098h475.911A69.962 69.962 0 0 0 797.9 771.98V503.363a60.46 60.46 0 1 1 120.922 0V771.98A190.883 190.883 0 0 1 728.802 962z"></path></g></svg><!--]-->Edit this page<!----></a></div><div class="vp-meta-item git-info"><div class="vp-meta-item last-updated"><span class="meta-item-label">Last Updated: </span><!----></div><div class="vp-meta-item contributors"><span class="meta-item-label">Contributors: </span><span class="meta-item-info"><!--[--><!--[--><span class="contributor" title="email: 2914310412@qq.com">袁果锅</span><!----><!--]--><!--]--></span></div></div></footer><nav class="vp-page-nav" aria-label="page navigation"><a class="route-link auto-link prev" href="/guoguo-notes/vue%E7%AC%94%E8%AE%B0%E5%8F%8A%E5%91%A8%E8%BE%B9%E7%94%9F%E6%80%81/Taro.html" aria-label="3. Taro.md"><div class="hint"><span class="arrow left"></span> Prev</div><div class="link"><span>3. Taro.md</span></div></a><a class="route-link auto-link next" href="/guoguo-notes/vue%E7%AC%94%E8%AE%B0%E5%8F%8A%E5%91%A8%E8%BE%B9%E7%94%9F%E6%80%81/Vue%20%E5%85%A8%E5%B1%80%E5%B0%81%E8%A3%85%20main.js.html" aria-label="5. Vue 全局封装 main.js.md"><div class="hint">Next <span class="arrow right"></span></div><div class="link"><span>5. Vue 全局封装 main.js.md</span></div></a></nav><!--[--><!--]--></main><!--]--></div><!--[--><!----><!----><!--]--><!--]--></div>
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