FocusEvent
interface represents focus-related events, including
focus
,
blur
,
focusin
，和
focusout
.
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FocusEvent()
FocusEvent
事件采用给定参数。
This interface also inherits properties from its parent
UIEvent
, and indirectly from
事件
.
FocusEvent.relatedTarget
EventTarget
representing a secondary target for this event. In some cases (such as when tabbing in or out a page), this property may be set to
null
for security reasons.
This interface has no specific methods. It inherits methods from its parent
UIEvent
, and indirectly from
事件
.
| 规范 | 状态 | 注释 |
|---|---|---|
|
UI Events
The definition of 'FocusEvent' in that specification. |
工作草案 | |
|
DOM (文档对象模型) 3 级事件规范
The definition of 'FocusEvent' in that specification. |
过时 | 初始定义。 |
| 桌面 | 移动 | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FocusEvent
|
Chrome Yes | Edge 12 | Firefox 24 | IE 9 | Opera Yes | Safari Yes | WebView Android Yes | Chrome Android Yes | Firefox Android 24 | Opera Android Yes | Safari iOS Yes | Samsung Internet Android Yes |
FocusEvent()
构造函数
|
Chrome Yes | Edge ≤18 | Firefox 24 | IE No | Opera Yes | Safari Yes | WebView Android Yes | Chrome Android Yes | Firefox Android 24 | Opera Android Yes | Safari iOS Yes | Samsung Internet Android Yes |
relatedTarget
|
Chrome Yes | Edge 12 | Firefox 48 | IE 9 | Opera Yes | Safari Yes | WebView Android Yes | Chrome Android Yes | Firefox Android 48 | Opera Android Yes | Safari iOS Yes | Samsung Internet Android Yes |
完整支持
不支持
实验。期望将来行为有所改变。
事件
base interface