常用的过滤器：
currency 货币样式的过滤器
date 日期
uppercase/lowercase 大小写的处理
orderBy 对指定的数组进行升序或者降序排列
number 格式化数字为文本（对有小数点的数据的处理）
limitTo 限定数组或者字符串要显示的个数
<!DOCTYPE html><html ng-app="myApp"><head lang="en">
<meta charset="UTF-8">
<title></title>
<script src="js/angular.js"></script></head><body><p ng-controller="myCtrl">
<table>
<thead>
<tr>
<th>名字</th>
<th>分数</th>
<th>年龄</th>
</tr>
</thead>
<tbody>
<tr ng-repeat="stu in stuList | orderBy:'score':true | limitTo:3">
<td>{{stu.name}}</td>
<td>{{stu.score}}</td>
<td>{{stu.age}}</td>
</tr>
</tbody>
</table></p><script>
var app = angular.module('myApp', ['ng']);
app.controller('myCtrl', function ($scope) {
$scope.stuList = [
{name:'Mary0',age:20,score:80},
{name:'Mary1',age:21,score:70},
{name:'Mary2',age:22,score:88},
{name:'Mary3',age:23,score:90},
{name:'Mary4',age:24,score:60}
]
});</script></body></html>app.filter(‘过滤器名称’,function(){
return function(input，arg){
//input是传递给过滤器的数据
//arg 是过滤器本身的参数
return ‘过滤后的结果’
}
})
<!DOCTYPE html><html ng-app="myApp"><head lang="en">
<meta charset="UTF-8">
<title></title>
<script src="js/angular.js"></script></head><body><p ng-controller="myCtrl">
<!-- 将price所对应的值通过管道传递给自定义的过滤器-->
<h1>{{price | myFilter:'￥' }}</h1></p><script>
var app = angular.module('myApp', ['ng']); //创建过滤器:过滤器的本质是方法，有输入有输出
app.filter('myFilter', function () {
return function (input,arg) {
console.log( '输入为'+input+" 过滤器的参数为:"+arg);
var output = arg+input;
return output;
}
})
app.controller('myCtrl', function ($scope) {
$scope.price = 100;
});</script></body></html>下载本文