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源代码:
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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <script src="https://cdn.staticfile.org/angular.js/1.4.6/angular.min.js"></script> </head> <body> <div ng-app="myApp" ng-controller="myCtrl"> <p>使用 ng-options 创建下拉列表,选中的值是一个对象:</p> <select ng-model="selectedSite" ng-options="y.url as x for (x, y) in sites"> </select> <h4>你选择的是:{{selectedSite}}</h4> </div> <script> var app = angular.module('myApp', []); app.controller('myCtrl', function($scope) { $scope.sites = { site01 :{site :"Google", url :"http://www.google.com"}, site02 :{site :"Facesoho", url :"http://www.facesoho.com"}, site03 :{site :"Taobao", url :"http://www.taobao.com"} }; $scope.selectedSite = $scope.sites.site02.url; //设置第2个为初始值; }); </script> </body> </html>
运行结果