AngularJS实现的select二级联动下拉菜单功能示例
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2022-06-25 13:37:19
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：
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>
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希望本文所述对大家angularjs程序设计有所帮助。