node-red-contrib-smartnode/logic/changeSign/locales/zh-CN/change-sign.html

this project is a nodejs package for making the nodered support the Smart Device development. the pacakge require node-red enviroment.

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<script type="text/x-red" data-help-name="change-sign">
<h3 id="符号取反节点">改变符号节点</h3>

<p>本节点用于改变msg.payload数值的正负号。</p>

<h4 id="参数配置">参数配置</h4>

<ol>
<li>Name：节点名称</li>
</ol>

<h4 id="输入量">输入量</h4>

<ol>
<li>msg.payload：输入数值</li>
</ol>

<h4 id="输出量">输出量</h4>

<ol>
<li>msg.payload：取反后的数值</li>
</ol>

<h4 id="使用方法">使用方法</h4>

<ol>
<li>输入量<code>msg.payload</code>需要为整型数或者浮点型数。</li>
</ol>
</script>