源代码：
<!DOCTYPE html>
<html>
<head>
<meta charset=”UTF-8″>
<title></title>
<script type=”text/javascript” src=”js/angular.min.js”></script>
<script type=”text/javascript” src=”js/jquery-3.2.1.min.js”></script>
<style>
.tab {
text-align: center;
margin-top: 20px;
}
.fie{
margin-top: 30px;
width: 250px;
}
.ok{
width: 60px;
margin-left: 80px;
}
.tr1:nth-of-type(odd){
background: #999999;
}
</style>
</head>
<body ng-app=”myApp” ng-controller=”myCtrl”>
<h2>管理信息</h2>
<input type=”button” value=”批量删除” ng-click=”deleall()” /> 用户名：
<input type=”text” placeholder=”按照用户名查询..” ng-model=”g_name” ng-keydown=”cha_name($event)” />
<select ng-change=”chang()” ng-model=”pai_age” ng-init=”pai_age=’–请选择–‘”>
<option>–请选择–</option>
<option ng-repeat=”age in ages”>{
{age}}</option>
</select>
<input type=”button” value=”添加” ng-click=”xianshi()” />
<table border=”1px” cellspacing=