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<a href="http://github.com/angular/angular.js/tree/v1.2.9/src/ng/directive/input.js#L680" class="view-source btn btn-action"><i class="icon-zoom-in"> </i> View source</a><a href="http://github.com/angular/angular.js/edit/master/src/ng/directive/input.js" class="improve-docs btn btn-primary"><i class="icon-edit"> </i> Improve this doc</a><h1><code ng:non-bindable="">input</code>
<div><span class="hint">directive in module <code ng:non-bindable="">ng</code>
</span>
</div>
</h1>
<div><h2 id="description">Description</h2>
<div class="description"><div class="ng-directive-page ng-directive-input-page"><p>HTML input element control with angular data-binding. Input control follows HTML5 input types
and polyfills the HTML5 validation behavior for older browsers.</p>
</div></div>
<h2 id="usage">Usage</h2>
<div class="usage"><p>This directive can be used as custom element, but be aware of <a href="guide/ie">IE restrictions</a>.</p>as element:<pre class="prettyprint linenums">&lt;input
       ng-model="{string}"
       [name="{string}"]
       [required]
       [ng-required="{boolean}"]
       [ng-minlength="{number}"]
       [ng-maxlength="{number}"]
       [ng-pattern="{string}"]
       [ng-change="{string}"]&gt;
&lt;/input&gt;</pre>
<h4 id="usage_parameters">Parameters</h4><table class="variables-matrix table table-bordered table-striped"><thead><tr><th>Param</th><th>Type</th><th>Details</th></tr></thead><tbody><tr><td>ngModel</td><td><a href="" class="label type-hint type-hint-string">string</a></td><td><div class="ng-directive-page ng-directive-input-page"><p>Assignable angular expression to data-bind to.</p>
</div></td></tr><tr><td>name <div><em>(optional)</em></div></td><td><a href="" class="label type-hint type-hint-string">string</a></td><td><div class="ng-directive-page ng-directive-input-page"><p>Property name of the form under which the control is published.</p>
</div></td></tr><tr><td>required <div><em>(optional)</em></div></td><td><a href="" class="label type-hint type-hint-string">string</a></td><td><div class="ng-directive-page ng-directive-input-page"><p>Sets <code>required</code> validation error key if the value is not entered.</p>
</div></td></tr><tr><td>ngRequired <div><em>(optional)</em></div></td><td><a href="" class="label type-hint type-hint-boolean">boolean</a></td><td><div class="ng-directive-page ng-directive-input-page"><p>Sets <code>required</code> attribute if set to true</p>
</div></td></tr><tr><td>ngMinlength <div><em>(optional)</em></div></td><td><a href="" class="label type-hint type-hint-number">number</a></td><td><div class="ng-directive-page ng-directive-input-page"><p>Sets <code>minlength</code> validation error key if the value is shorter than
minlength.</p>
</div></td></tr><tr><td>ngMaxlength <div><em>(optional)</em></div></td><td><a href="" class="label type-hint type-hint-number">number</a></td><td><div class="ng-directive-page ng-directive-input-page"><p>Sets <code>maxlength</code> validation error key if the value is longer than
maxlength.</p>
</div></td></tr><tr><td>ngPattern <div><em>(optional)</em></div></td><td><a href="" class="label type-hint type-hint-string">string</a></td><td><div class="ng-directive-page ng-directive-input-page"><p>Sets <code>pattern</code> validation error key if the value does not match the
RegExp pattern expression. Expected value is <code>/regexp/</code> for inline patterns or <code>regexp</code> for
patterns defined as scope expressions.</p>
</div></td></tr><tr><td>ngChange <div><em>(optional)</em></div></td><td><a href="" class="label type-hint type-hint-string">string</a></td><td><div class="ng-directive-page ng-directive-input-page"><p>Angular expression to be executed when input changes due to user
interaction with the input element.</p>
</div></td></tr></tbody></table></div>
<h2 id="example">Example</h2>
<div class="example"><div class="ng-directive-page ng-directive-input-page"><h4 id="example_source">Source</h4>
<div source-edit="" source-edit-deps="angular.js script.js" source-edit-html="index.html-46" source-edit-css="" source-edit-js="script.js-45" source-edit-json="" source-edit-unit="" source-edit-scenario="scenario.js-47" source-edit-protractor=""></div>
<div class="tabbable"><div class="tab-pane" title="index.html">
<pre class="prettyprint linenums" ng-set-text="index.html-46" ng-html-wrap=" angular.js script.js"></pre>
<script type="text/ng-template" id="index.html-46">
 
 <div ng-controller="Ctrl">
   <form name="myForm">
     User name: <input type="text" name="userName" ng-model="user.name" required>
     <span class="error" ng-show="myForm.userName.$error.required">
       Required!</span><br>
     Last name: <input type="text" name="lastName" ng-model="user.last"
       ng-minlength="3" ng-maxlength="10">
     <span class="error" ng-show="myForm.lastName.$error.minlength">
       Too short!</span>
     <span class="error" ng-show="myForm.lastName.$error.maxlength">
       Too long!</span><br>
   </form>
   <hr>
   <tt>user = {{user}}</tt><br/>
   <tt>myForm.userName.$valid = {{myForm.userName.$valid}}</tt><br>
   <tt>myForm.userName.$error = {{myForm.userName.$error}}</tt><br>
   <tt>myForm.lastName.$valid = {{myForm.lastName.$valid}}</tt><br>
   <tt>myForm.lastName.$error = {{myForm.lastName.$error}}</tt><br>
   <tt>myForm.$valid = {{myForm.$valid}}</tt><br>
   <tt>myForm.$error.required = {{!!myForm.$error.required}}</tt><br>
   <tt>myForm.$error.minlength = {{!!myForm.$error.minlength}}</tt><br>
   <tt>myForm.$error.maxlength = {{!!myForm.$error.maxlength}}</tt><br>
 </div>
</script>
</div>
<div class="tab-pane" title="script.js">
<pre class="prettyprint linenums" ng-set-text="script.js-45"></pre>
<script type="text/ng-template" id="script.js-45">
   function Ctrl($scope) {
     $scope.user = {name: 'guest', last: 'visitor'};
   }
 </script>
</div>
<div class="tab-pane" title="ngScenario e2e test">
<pre class="prettyprint linenums" ng-set-text="scenario.js-47"></pre>
<script type="text/ng-template" id="scenario.js-47">
  it('should initialize to model', function() {
    expect(binding('user')).toEqual('{"name":"guest","last":"visitor"}');
    expect(binding('myForm.userName.$valid')).toEqual('true');
    expect(binding('myForm.$valid')).toEqual('true');
  });

  it('should be invalid if empty when required', function() {
    input('user.name').enter('');
    expect(binding('user')).toEqual('{"last":"visitor"}');
    expect(binding('myForm.userName.$valid')).toEqual('false');
    expect(binding('myForm.$valid')).toEqual('false');
  });

  it('should be valid if empty when min length is set', function() {
    input('user.last').enter('');
    expect(binding('user')).toEqual('{"name":"guest","last":""}');
    expect(binding('myForm.lastName.$valid')).toEqual('true');
    expect(binding('myForm.$valid')).toEqual('true');
  });

  it('should be invalid if less than required min length', function() {
    input('user.last').enter('xx');
    expect(binding('user')).toEqual('{"name":"guest"}');
    expect(binding('myForm.lastName.$valid')).toEqual('false');
    expect(binding('myForm.lastName.$error')).toMatch(/minlength/);
    expect(binding('myForm.$valid')).toEqual('false');
  });

  it('should be invalid if longer than max length', function() {
    input('user.last').enter('some ridiculously long name');
    expect(binding('user'))
      .toEqual('{"name":"guest"}');
    expect(binding('myForm.lastName.$valid')).toEqual('false');
    expect(binding('myForm.lastName.$error')).toMatch(/maxlength/);
    expect(binding('myForm.$valid')).toEqual('false');
  });
</script>
</div>
</div><h4 id="example_demo">Demo</h4>
<div class="well doc-example-live animate-container" ng-embed-app="" ng-set-html="index.html-46" ng-eval-javascript="script.js-45"></div>
</div></div>
</div>