AngularJS实现的select二级联动下拉菜单功能示例

2019-11-19 15:04:57

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本文实例讲述了AngularJS实现的select二级联动下拉菜单功能。分享给大家供大家参考，具体如下：

<!DOCTYPE html><html ng-app><head lang="en">  <meta charset="UTF-8">  <title></title></head><script src="../script/angular.js"></script><body ng-controller="Controller"><div>所属分类：  <select ng-model="selected1" ng-options="m.roleName for m in classification1" ng-change="changeClassification(selected1)">    <option value="">-- 请选择 --</option>  </select>  <select ng-model="selected2" ng-options="m.roleName for m in classification2">    <option value="">-- 请选择 --</option>  </select></div></body><script>  var contantCroleList = [    { "roleName" : "软件开发", "roleId" : "role1", "children" : [      { "roleName" : "软件AAA", "roleId" : "role11", "children" : [] },      { "roleName" : "软件BBB", "roleId" : "role12", "children" : []},      { "roleName" : "软件CCC", "roleId" : "role12", "children" : []},      { "roleName" : "软件DDD", "roleId" : "role12", "children" : []},      { "roleName" : "软件EEE", "roleId" : "role12", "children" : []},      { "roleName" : "软件FFF", "roleId" : "role12", "children" : []}    ]},    { "roleName" : "硬件开发", "roleId" : "role2", "children" : [      { "roleName" : "硬件AAA", "roleId" : "role21", "children" : [] },      { "roleName" : "硬件BBB", "roleId" : "role22", "children" : []},      { "roleName" : "硬件CCC", "roleId" : "role23", "children" : []},      { "roleName" : "硬件DDD", "roleId" : "role24", "children" : []},      { "roleName" : "硬件EEE", "roleId" : "role25", "children" : []},      { "roleName" : "硬件FFF", "roleId" : "role26", "children" : []}    ]},    { "roleName" : "嵌入式开发", "roleId" : "role3", "children" : [      { "roleName" : "嵌入式AAA", "roleId" : "role31", "children" : [] },      { "roleName" : "嵌入式BBB", "roleId" : "role32", "children" : []},      { "roleName" : "嵌入式CCC", "roleId" : "role33", "children" : []},      { "roleName" : "嵌入式DDD", "roleId" : "role34", "children" : []},      { "roleName" : "嵌入式EEE", "roleId" : "role35", "children" : []},      { "roleName" : "嵌入式FFF", "roleId" : "role36", "children" : []}    ]}  ];  function Controller($scope) {    $scope.classification1 = contantCroleList;    $scope.changeClassification = function (selected1) {      $scope.classification2 = selected1.children;    };  }</script></html>

更多关于AngularJS相关内容感兴趣的读者可查看本站专题：《AngularJS指令操作技巧总结》、《AngularJS入门与进阶教程》及《AngularJS MVC架构总结》

希望本文所述对大家AngularJS程序设计有所帮助。

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