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当元素即将失去焦点时,focusout 事件被触发。focusout 事件和 blur 事件之间的主要区别在于后者不会冒泡。

基本信息

Specification
DOM L3
Interface
FocusEvent
Bubbles
Yes
Cancelable
No
Target
Element
Default Action
None.

属性

Property Type Description
target 只读 EventTarget event target losing focus.
type 只读 DOMString The type of event.
bubbles 只读 Boolean Whether the event normally bubbles or not
cancelable 只读 Boolean Whether the event is cancellable or not?
relatedTarget 只读 EventTarget (DOM element) event target receiving focus.

浏览器兼容性

Feature Chrome Edge Firefox (Gecko) Internet Explorer Opera Safari
Basic support (Yes) (Yes) 52 (52) (Yes) (Yes) (Yes)
Feature Android Edge Firefox Mobile (Gecko) IE Mobile Opera Mobile Safari Mobile
Basic support (Yes) (Yes) 52.0 (52) (Yes) ? (Yes)

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