AngularJS ng-repeat 指令
AngularJS 教程
· 2019-04-02 06:19:28
AngularJS 实例
循环输出多个标题:
<body ng-app="myApp" ng-controller="myCtrl">
<h1 ng-repeat="x in records">{{x}}</h1>
<script>
var app = angular.module("myApp", []);
app.controller("myCtrl", function($scope) {
$scope.records = [
"码农教程1",
"码农教程2",
"码农教程3",
"码农教程4",
]
});
</script>
</body>
<h1 ng-repeat="x in records">{{x}}</h1>
<script>
var app = angular.module("myApp", []);
app.controller("myCtrl", function($scope) {
$scope.records = [
"码农教程1",
"码农教程2",
"码农教程3",
"码农教程4",
]
});
</script>
</body>
定义和用法
ng-repeat 指令用于循环输出指定次数的 HTML 元素。
集合必须是数组或对象。
语法
<element ng-repeat="expression"></element>
所有的 HTML 元素都支持该指令。
参数值
| 值 | 描述 |
|---|---|
| expression | 表达式定义了如何循环集合。 表达式实例规则: x in records
(key, value) in myObj |
更多实例
AngularJS 实例
使用数组循环输出一个表格:
<table ng-controller="myCtrl" border="1">
<tr ng-repeat="x in records">
<td>{{x.Name}}</td>
<td>{{x.Country}}</td>
</tr>
</table>
<script>
var app = angular.module("myApp", []);
app.controller("myCtrl", function($scope) {
$scope.records = [
{
"Name" : "Alfreds Futterkiste",
"Country" : "Germany"
},{
"Name" : "Berglunds snabbköp",
"Country" : "Sweden"
},{
"Name" : "Centro comercial Moctezuma",
"Country" : "Mexico"
},{
"Name" : "Ernst Handel",
"Country" : "Austria"
}
]
});
</script>
<tr ng-repeat="x in records">
<td>{{x.Name}}</td>
<td>{{x.Country}}</td>
</tr>
</table>
<script>
var app = angular.module("myApp", []);
app.controller("myCtrl", function($scope) {
$scope.records = [
{
"Name" : "Alfreds Futterkiste",
"Country" : "Germany"
},{
"Name" : "Berglunds snabbköp",
"Country" : "Sweden"
},{
"Name" : "Centro comercial Moctezuma",
"Country" : "Mexico"
},{
"Name" : "Ernst Handel",
"Country" : "Austria"
}
]
});
</script>
AngularJS 实例
使用对象循环输出一个表格:
<table ng-controller="myCtrl" border="1">
<tr ng-repeat="(x, y) in myObj">
<td>{{x}}</td>
<td>{{y}}</td>
</tr>
</table>
<script>
var app = angular.module("myApp", []);
app.controller("myCtrl", function($scope) {
$scope.myObj = {
"Name" : "Alfreds Futterkiste",
"Country" : "Germany",
"City" : "Berlin"
}
});
</script>
<tr ng-repeat="(x, y) in myObj">
<td>{{x}}</td>
<td>{{y}}</td>
</tr>
</table>
<script>
var app = angular.module("myApp", []);
app.controller("myCtrl", function($scope) {
$scope.myObj = {
"Name" : "Alfreds Futterkiste",
"Country" : "Germany",
"City" : "Berlin"
}
});
</script>
点击查看所有 AngularJS 教程 文章: https://www.codercto.com/courses/l/36.html
