angular28-ng-class颜色切换

    <!DOCTYPE html>
    <html lang="en">
     
    <head>
        <meta charset="UTF-8">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
        <title>ng-app指令</title>
        <style>
            .red {
                color: red;
            }
            
            .green {
                color: green;
            }
        </style>
    </head>
    <!-- 需要angular的代码必须包裹在ng-app的代码中 -->
    <!-- ng-bind遇到html的时候会转义 为了安全 -->
     
    <body ng-app="myApp1">
        <ul ng-controller="ListController">
            <!-- class="{{$even?'red':'green'}}" -->
            <!-- ng-class会根据当前的值决定是否谈价特定类名 -->
            <li ng-repeat="name in student track by $index" ng-class="{red:name.startsWith('g')}"><strong>{{name}}</strong></li>
        </ul>
        <script src="./js/Angular.js"></script>
        <!-- 隔行换色 -->
        <script>
            var myApp1 = angular.module('myApp1', []);
            myApp1.controller('ListController', ['$scope', function($scope) {
                $scope.student = ['geyao', 'zhansan', 'wang']
            }])
        </script>
    </body>
     
    </html>

运行结果

 

posted @   前端导师歌谣  阅读(21)  评论(0编辑  收藏  举报
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