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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <script src="//apps.bdimg.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>
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