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  • angularJs(3)过滤器

    1. 简单的

      <!DOCTYPE html>
      <html>
      <head lang="en">
          <meta charset="UTF-8">
          <title></title>
          <script src="angular.js"></script>
      </head>
      <body ng-app="app" ng-controller="ctr">
      <!--序列化数据-->
      <p>{{data | json}}</p>
      <!--保留5位小数-->
      <p>{{num | number:5}}</p>
      <!--从第一位开始截取二位-->
      <p>{{num | limitTo:2,1}}</p>
      <p><input type="text" ng-model="str"/></p>
      <ul>
          <li ng-repeat="item in data | filter:{age:str}">
              <!-- 指定的键值查找数据,返回过滤后数组-->
              <span>{{item.name}}</span>
              <span>{{item.age}}</span>
              <span>{{item.job}}</span>
          </li>
      </ul>
      <script>
          angular.module('app',[])
                  .controller('ctr',['$scope',function($scope){
                      $scope.data=[{
                          name:'hxq',
                          age:15,
                          job:'很大金士顿'
                      },
                          {
                              name:'hxq',
                              age:16,
                              job:'岛上空豆粕蛋'
                          },
                          {
                              name:'hxq',
                              age:17,
                              job:'奥林匹斯宽度'
                          },
                          {
                              name:'hxq',
                              age:18,
                              job:'吃蛋'
                          }
                      ];
                      $scope.str='';
                      $scope.num='5.54454444444'
                  }])
      </script>
      
      </body>
      </html>
    2. orderby

      v in data |orderBy: what :flag 
      what:是根据什么排序
      flag:为true/false正确或者反序
      <!DOCTYPE html>
      <html>
      <head lang="en">
          <meta charset="UTF-8">
          <title></title>
          <script src="../../angular.js"> </script>
      </head>
      <body ng-app="app" ng-controller="ctr">
      <table>
          <tr>
              <th ng-click="fn('name')">NAME</th>
              <th ng-click="fn('age')">AGE</th>
              <th ng-click="fn('code')">OCDE</th>
          </tr>
          <tr ng-repeat="v in data |orderBy: what :flag ">
              <td>{{v.name}}</td>
              <td>{{v.age}}</td>
              <td>{{v.code}}</td>
          </tr>
      </table>
      
      <script>
          angular.module('app',[])
                  .controller('ctr',['$scope', function ($scope) {
      
                      $scope.flag=true;
                      $scope.what='name';
                      $scope.fn=function(what){
      //                    console.log(1)
                          $scope.what=what;
                          $scope.flag=!$scope.flag
      
      
                      };
                      $scope.data=[
                          {
                          name:'hxq',
                          age:25,
                          code:555
                          },
                          {
                              name:'shg',
                              age:18,
                              code:125
                          },
                          {
                              name:'发射点',
                              age:19,
                              code:849
                          },
                          {
                              name:'shg',
                              age:18,
                              code:125
                          },
                          {
                              name:'发射点',
                              age:19,
                              code:849
                          },
                          {
                              name:'shg',
                              age:18,
                              code:125
                          },
                          {
                              name:'发射点',
                              age:19,
                              code:849
                          },
                          {
                              name:'shg',
                              age:18,
                              code:125
                          },
                          {
                              name:'发射点',
                              age:19,
                              code:849
                          },
                          {
                              name:'shg',
                              age:18,
                              code:125
                          },
                          {
                              name:'发射点',
                              age:19,
                              code:849
                          },
                          {
                              name:'shg',
                              age:18,
                              code:125
                          },
                          {
                              name:'发射点',
                              age:19,
                              code:849
                          }
                      ]
                  }])
      </script>
      </body>
      </html>
    3. filter

      <!DOCTYPE html>
      <html>
      <head lang="en">
          <meta charset="UTF-8">
          <title></title>
          <script src="../../angular.js"> </script>
      </head>
      <body ng-app="app" ng-controller="ctr">
      <p><input type="text" ng-model="str"/>输入要查找的名字内容</p>
      <input type="checkbox" ng-model="flag" ng-true-value='true'  ng-false-value='false'/>是否按照名字结对查找
      <p>{{flag}}</p>
      
      <table>
          <tr>
              <th>NAME</th>
              <th>AGE</th>
              <th>OCDE</th>
          </tr>
          <!--{name:str}:true 绝对匹配 -->
          <tr ng-repeat="v in data|filter:{name:str}:flag track by $index">
              <!-- 参数1根基什么条件查找 也可为一字符串 表示对每一条数据进行全局匹配
                     参数2:绝对查找 不是查是否含这个字符串-->
              <td>{{v.name}}</td>
              <td>{{v.age}}</td>
              <td>{{v.code}}</td>
          </tr>
      </table>
      
      <script>
          angular.module('app',[])
                  .controller('ctr',['$scope', function ($scope) {
      
      
                      $scope.data=[
                          {
                              name:'hxq',
                              age:25,
                              code:555
                          },
                          {
                              name:'shg',
                              age:18,
                              code:125
                          },
                          {
                              name:'sddf',
                              age:19,
                              code:849
                          },
                          {
                              name:'发ghfgh射点',
                              age:19,
                              code:849
                          },
                          {
                              name:'发射rer点',
                              age:19,
                              code:849
                          }
                          ,
                          {
                              name:'trewt',
                              age:19,
                              code:849
                          }
                          ,
                          {
                              name:'wertert',
                              age:19,
                              code:849
                          }
                          ,
                          {
                              name:'oukj',
                              age:19,
                              code:849
                          }
                         
                      ]
                  }])
      </script>
      </body>
      </html>

       

    4. 自定义过滤器
      <!DOCTYPE html>
      <html>
      <head lang="en">
          <meta charset="UTF-8">
          <title></title>
          <script src="../../angular.js"> </script>
      </head>
      <body ng-app="app" ng-controller="ctr">
      <p><input type="text" ng-model="str"/>输入要查找的名字内容</p>
      <input type="checkbox" ng-model="flag" ng-true-value='true'  ng-false-value='false'/>是否按照名字结对查找
      <p>{{flag}}</p>
      
      <table>
          <tr>
              <th>NAME</th>
              <th>AGE</th>
              <th>OCDE</th>
          </tr>
          <!--{name:str}:true 绝对匹配 -->
          <tr ng-repeat="v in data|filter:{name:str}:flag track by $index">
              <!-- 参数1根基什么条件查找 也可为一字符串 表示对每一条数据进行全局匹配
                     参数2:绝对查找 不是查是否含这个字符串-->
              <td>{{v.name}}</td>
              <td>{{v.age}}</td>
              <td>{{v.code}}</td>
          </tr>
      </table>
      
      <script>
          angular.module('app',[])
                  .controller('ctr',['$scope', function ($scope) {
      
      
                      $scope.data=[
                          {
                              name:'hxq',
                              age:25,
                              code:555
                          },
                          {
                              name:'shg',
                              age:18,
                              code:125
                          },
                          {
                              name:'sddf',
                              age:19,
                              code:849
                          },
                          {
                              name:'发ghfgh射点',
                              age:19,
                              code:849
                          },
                          {
                              name:'发射rer点',
                              age:19,
                              code:849
                          }
                          ,
                          {
                              name:'trewt',
                              age:19,
                              code:849
                          }
                          ,
                          {
                              name:'wertert',
                              age:19,
                              code:849
                          }
                          ,
                          {
                              name:'oukj',
                              age:19,
                              code:849
                          }
                         
                      ]
                  }])
      </script>
      </body>
      </html>
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  • 原文地址:https://www.cnblogs.com/aqigogogo/p/6745410.html
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