This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The FocusEvent
interface represents focus-related events like focus
, blur
, focusin
, or focusout
.
FocusEvent()
FocusEvent
event with the given parameters.Inherits properties from its parent UIEvent
, and indirectly from Event
.
FocusEvent.relatedTarget
Read only
EventTarget
representing a secondary target for this event. As in some cases (like when tabbing in or out a page), this property may be set to null
for security reasons.No specific method; inherits methods from its parent UIEvent
, and indirectly from Event
.
Specification | Status | Comment |
---|---|---|
Document Object Model (DOM) Level 3 Events Specification The definition of 'FocusEvent' in that specification. | Obsolete | Initial definition. |
Desktop | ||||||
---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | |
Basic support | Yes | Yes | 24 | 9 | Yes | Yes |
FocusEvent() constructor
|
Yes | Yes | 24 | No | Yes | Yes |
relatedTarget
|
Yes | Yes | 48 | 9 | Yes | Yes |
Mobile | |||||||
---|---|---|---|---|---|---|---|
Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
Basic support | Yes | Yes | Yes | 24 | Yes | Yes | ? |
FocusEvent() constructor
|
Yes | Yes | Yes | 24 | Yes | Yes | ? |
relatedTarget
|
Yes | Yes | Yes | 48 | Yes | Yes | ? |
Event
base interface.
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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/FocusEvent