1 内置filter 9个
2 自定义filter
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<script src="https://cdn.static.runoob.com/libs/angular.js/1.4.6/angular.min.js"></script>
</head>
<body>
<div ng-app="myApp" ng-controller="myCtrl">
<p>在获取数组 [255, 251, 200] 值时使用过滤器:</p>
<ul>
<li ng-repeat="x in counts">{{x | myFormat}}</li>
</ul>
<p>过滤器使用服务将10进制转换为16进制。</p>
</div>
<script>
var app = angular.module('myApp', []);
app.service('hexafy', function() {
this.myFunc = function (x) {
return x.toString(16);
}
});
app.filter('myFormat',['hexafy', function(hexafy) {
return function(x) {
return hexafy.myFunc(x);
};
}]);
app.controller('myCtrl', function($scope) {
$scope.counts = [255, 251, 200];
});
</script>
</body>
</html>