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AngularJS ng-blur 指令


示例

当输入字段失去焦点时执行表达式 (onblur)

<input ng-blur="count = count + 1" ng-init="count=0" />

<h1>{{count}}</h1>
自己尝试 »

定义和用法

ng-blur 指令告诉 AngularJS 当 HTML 元素失去焦点时该做什么。

来自 AngularJS 的 ng-blur 指令不会覆盖元素的原始 onblur 事件,ng-blur 表达式和原始 onblur 事件都将被执行。


语法

<元素 ng-blur="表达式"></元素>

支持 <a>、<input>、<select>、<textarea> 和窗口对象。


参数值

描述
expression 当元素失去焦点时要执行的表达式。

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