AngularJS过滤器

<div  ng-app="myApp" ng-controller="myCtrl">
    <p>名字：  {{userName|uppercase}}</p><!-- 转化为大写 -->
    <p>姓氏：  {{lastname|lowercase}}</p><!-- 转化为小写 -->
</div>
<script type="text/javascript">
    var app = angular.module(‘myApp‘, []);
    app.controller(‘myCtrl‘,function($scope){
        $scope.userName ="hello yyy";
        $scope.lastname = "REEfsnes";
    });
</script>

<div  ng-app="myApp" ng-controller="myCtrl">
    <p>单价<input type="number" ng-model="price"  /></p>
    <p>数量<input type="number" ng-model="quantity"/> </p>
    <h2 >总价为：{{(price*quantity) | currency}}</h2><!-- 表达式 -->
</div>
<script type="text/javascript">
    var app = angular.module(‘myApp‘, []);
    app.controller(‘myCtrl‘,function($scope){
        $scope.price =  12;
        $scope.quantity =  2;
    });
</script>

<div ng-app="myApp" ng-controller="myCtrl">
    <!-- 通过国家排序 -->
    <p>通过国家排序</p>
    <ul>
        <li ng-repeat="x in names | orderBy:‘country‘">
            {{ x.name + ‘, ‘ + x.country }}
        </li>
    </ul>
    <!-- 通过名字排序 -->
    <p>通过名字排序</p>
    <ul>
        <li ng-repeat="x in names | orderBy:‘name‘">
            {{ x.name + ‘, ‘ + x.country }}
        </li>
    </ul>
</div>
<script type="text/javascript">
var app = angular.module(‘myApp‘, []);
angular.module(‘myApp‘, []).controller(‘myCtrl‘, function($scope) {
    $scope.names = [{
        name: ‘Jemy‘,
        country: ‘Norway‘
    }, {
        name: ‘Peter‘,
        country: ‘Sweden‘
    }, {
        name: ‘Kaisa‘,
        country: ‘Denmark‘
    }];
});
</script>

<div ng-app="myApp" ng-controller="myCtrl">
    <p>输入过滤  <input type="text" ng-model="test"/ placeholder="请输入过滤的字符"></p>
    <!-- 过滤输入后通过名字排序 -->
    <ul>
        <li ng-repeat="x in names| filter:test |orderBy:‘name‘">
            {{ (x.name) + ‘, ‘ + x.country }}
        </li>
    </ul>
</div>
<script type="text/javascript">
var app = angular.module(‘myApp‘, []);
angular.module(‘myApp‘, []).controller(‘myCtrl‘, function($scope) {
    $scope.names = [{
        name: ‘Jemy‘,
        country: ‘Norway‘
    }, {
        name: ‘Peter‘,
        country: ‘Sweden‘
    }, {
        name: ‘Kaisa‘,
        country: ‘Denmark‘
    }];
});