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jQuery event.delegateTarget 属性

❮ jQuery 事件方法

示例

更改<div>元素(<button>元素的祖先元素)的背景颜色

$("div").on("click", "button", function(event){
  $(event.delegateTarget).css("background-color", "pink");
});
亲自试一试 »

定义和用法

event.delegateTarget 属性返回当前调用的 jQuery 事件处理程序附加到的元素。

此属性对于通过 on() 方法附加的委托事件很有用,在委托事件中,事件处理程序附加在正在处理的元素的祖先元素上。

提示:如果事件直接绑定到元素并且没有发生委托,则 event.delegateTarget 等于 event.currentTarget(请参阅下面的示例)。


语法

event.delegateTarget

参数 描述
event 必需。 event 参数来自事件绑定函数

亲自试一试 - 示例

委托情况下 delegateTarget 和 currentTarget 的区别
显示发生委托时 delegateTarget 和 currentTarget 之间的区别。

直接绑定事件时 delegateTarget 和 currentTarget 相等
显示直接绑定事件时 delegateTarget 和 currentTarget 相等。


❮ jQuery 事件方法

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