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AngularJS: API: ng/directive/ngKeydown
ngKeydown
- - directive in module ng
指定自定义行为到keydown事件上。
指令信息
- 这个指令执行优先级为0.
用法
- 作为属性使用:
<ANY ng-keydown=""> ... </ANY>
参数
| 参数 | 类型 | 详述 |
|---|---|---|
| ngKeydown | expression | 在 keydown触发时执行的表达式 (事件对象存于 |
示例
index.html
<input ng-keydown="count = count + 1" ng-init="count=0">
key down count: {{count}}