Podcast/lib/angular/docs/partials/cookbook/form.html
2013-09-22 11:21:37 +02:00

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<a href="http://github.com/angular/angular.js/edit/master/docs/content/cookbook/form.ngdoc" class="improve-docs btn btn-primary"><i class="icon-edit"> </i> Improve this doc</a><h1><code ng:non-bindable=""></code>
<div><span class="hint"></span>
</div>
</h1>
<div><div class="cookbook-page cookbook-form-page"><p>A web application&#39;s main purpose is to present and gather data. For this reason Angular strives
to make both of these operations trivial. This example shows off how you can build a simple form to
allow a user to enter data.</p>
<h3>Source</h2>
<div source-edit="" source-edit-deps="angular.js script.js" source-edit-html="index.html-171" source-edit-css="" source-edit-js="script.js-170" source-edit-json="" source-edit-unit="" source-edit-scenario="scenario.js-172"></div>
<div class="tabbable"><div class="tab-pane" title="index.html">
<pre class="prettyprint linenums" ng-set-text="index.html-171" ng-html-wrap=" angular.js script.js"></pre>
<script type="text/ng-template" id="index.html-171">
<div ng-controller="FormController" class="example">
<label>Name:</label><br>
<input type="text" ng-model="user.name" required/> <br><br>
<label>Address:</label><br>
<input type="text" ng-model="user.address.line1" size="33" required> <br>
<input type="text" ng-model="user.address.city" size="12" required>,
<input type="text" ng-model="user.address.state"
ng-pattern="state" size="2" required>
<input type="text" ng-model="user.address.zip" size="5"
ng-pattern="zip" required><br><br>
<label>Phone:</label>
[ <a href="" ng-click="addContact()">add</a> ]
<div ng-repeat="contact in user.contacts">
<select ng-model="contact.type">
<option>email</option>
<option>phone</option>
<option>pager</option>
<option>IM</option>
</select>
<input type="text" ng-model="contact.value" required>
[ <a href="" ng-click="removeContact(contact)">X</a> ]
</div>
<hr/>
Debug View:
<pre>user={{user | json}}</pre>
</div>
</script>
</div>
<div class="tab-pane" title="script.js">
<pre class="prettyprint linenums" ng-set-text="script.js-170"></pre>
<script type="text/ng-template" id="script.js-170">
function FormController($scope) {
var user = $scope.user = {
name: 'John Smith',
address:{line1: '123 Main St.', city:'Anytown', state:'AA', zip:'12345'},
contacts:[{type:'phone', value:'1(234) 555-1212'}]
};
$scope.state = /^\w\w$/;
$scope.zip = /^\d\d\d\d\d$/;
$scope.addContact = function() {
user.contacts.push({type:'email', value:''});
};
$scope.removeContact = function(contact) {
for (var i = 0, ii = user.contacts.length; i < ii; i++) {
if (contact === user.contacts[i]) {
$scope.user.contacts.splice(i, 1);
}
}
};
}
</script>
</div>
<div class="tab-pane" title="End to end test">
<pre class="prettyprint linenums" ng-set-text="scenario.js-172"></pre>
<script type="text/ng-template" id="scenario.js-172">
it('should show debug', function() {
expect(binding('user')).toMatch(/John Smith/);
});
it('should add contact', function() {
using('.example').element('a:contains(add)').click();
using('.example div:last').input('contact.value').enter('you@example.org');
expect(binding('user')).toMatch(/\(234\) 555\-1212/);
expect(binding('user')).toMatch(/you@example.org/);
});
it('should remove contact', function() {
using('.example').element('a:contains(X)').click();
expect(binding('user')).not().toMatch(/\(234\) 555\-1212/);
});
it('should validate zip', function() {
expect(using('.example').
element(':input[ng\\:model="user.address.zip"]').
prop('className')).not().toMatch(/ng-invalid/);
using('.example').input('user.address.zip').enter('abc');
expect(using('.example').
element(':input[ng\\:model="user.address.zip"]').
prop('className')).toMatch(/ng-invalid/);
});
it('should validate state', function() {
expect(using('.example').element(':input[ng\\:model="user.address.state"]').prop('className'))
.not().toMatch(/ng-invalid/);
using('.example').input('user.address.state').enter('XXX');
expect(using('.example').element(':input[ng\\:model="user.address.state"]').prop('className'))
.toMatch(/ng-invalid/);
});
</script>
</div>
</div><h2>Demo</h3>
<div class="well doc-example-live animate-container" ng-embed-app="" ng-set-html="index.html-171" ng-eval-javascript="script.js-170"></div>
<h2>Things to notice</h2>
<ul>
<li>The user data model is initialized <a href="api/ng.directive:ngController"><code>controller</code></a> and is
available in the <a href="api/ng.$rootScope.Scope"><code>scope</code></a> with the initial data.</li>
<li>For debugging purposes we have included a debug view of the model to better understand what
is going on.</li>
<li>The <a href="api/ng.directive:input"><code>input directives</code></a> simply refer
to the model and are data-bound.</li>
<li>The inputs validate. (Try leaving them blank or entering non digits in the zip field)</li>
<li>In your application you can simply read from or write to the model and the form will be updated.</li>
<li>By clicking the &#39;add&#39; link you are adding new items into the <code>user.contacts</code> array which are then
reflected in the view.</li>
</ul>
</div></div>