<div ng-app="myApp" ng-controller="myCtrl">
  <input type="text" ng-model="searchText" placeholder="Search...">
  <ul>
    <li ng-repeat="item in items | filter:filter1 | filter:filter2">{{ item }}</li>
  </ul>
</div>

<script>
  var app = angular.module('myApp', []);
  app.controller('myCtrl', function($scope) {
    $scope.items = ['apple', 'banana', 'orange', 'grape'];
    
    // 自定义过滤器1
    $scope.filter1 = function(item) {
      // 过滤出包含字母a的项
      return item.indexOf('a') !== -1;
    };
    
    // 自定义过滤器2
    $scope.filter2 = function(item) {
      // 过滤出长度大于3的项
      return item.length > 3;
    };
  });
</script>