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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

We're converting our compatibility data into a machine-readable JSON format. This compatibility table still uses the old format, because we haven't yet converted the data it contains. Find out how you can help!

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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