属性

Property	Type	Description
`target` {{readonlyInline}}	EventTarget	The event target (the topmost target in the DOM tree).
`type` {{readonlyInline}}	DOMString	The type of event.
`bubbles` {{readonlyInline}}	Boolean	Whether the event normally bubbles or not.
`cancelable` {{readonlyInline}}	Boolean	Whether the event is cancellable or not.
`view` {{readonlyInline}}	WindowProxy	`document.defaultView` (`window` of the document)
`detail` {{readonlyInline}}	long (float)	0.
`touches` {{readonlyInline}}	TouchList	A list of `Touch`es for every point of contact currently touching the surface.
`targetTouches` {{readonlyInline}}	TouchList	A list of `Touch`es for every point of contact that is touching the surface and started on the element that is the target of the current event.
`changedTouches` {{readonlyInline}}	TouchList	A list of `Touch`es for every point of contact which contributed to the event. For the touchstart event this must be a list of the touch points that just became active with the current event. For the touchmove event this must be a list of the touch points that have moved since the last event. For the touchend and touchcancel events this must be a list of the touch points that have just been removed from the surface.
`ctrlKey` {{readonlyInline}}	boolean	`true` if the control key was down when the event was fired. `false` otherwise.
`shiftKey` {{readonlyInline}}	boolean	`true` if the shift key was down when the event was fired. `false` otherwise.
`altKey` {{readonlyInline}}	boolean	`true` if the alt key was down when the event was fired. `false` otherwise.
`metaKey` {{readonlyInline}}	boolean	`true` if the meta key was down when the event was fired. `false` otherwise.

Property

Type

Description

target {{readonlyInline}}

EventTarget

The event target (the topmost target in the DOM tree).

type {{readonlyInline}}

DOMString

The type of event.

bubbles {{readonlyInline}}

Boolean

Whether the event normally bubbles or not.

cancelable {{readonlyInline}}

Boolean

Whether the event is cancellable or not.

view {{readonlyInline}}

WindowProxy

document.defaultView (window of the document)

detail {{readonlyInline}}

long (float)

touches {{readonlyInline}}

TouchList

A list of Touches for every point of contact currently touching the surface.

targetTouches {{readonlyInline}}

TouchList

A list of Touches for every point of contact that is touching the surface and started on the element that is the target of the current event.

changedTouches {{readonlyInline}}

TouchList

A list of Touches for every point of contact which contributed to the event.
For the touchstart event this must be a list of the touch points that just became active with the current event. For the touchmove event this must be a list of the touch points that have moved since the last event. For the touchend and touchcancel events this must be a list of the touch points that have just been removed from the surface.

ctrlKey {{readonlyInline}}

boolean

true if the control key was down when the event was fired. false otherwise.

shiftKey {{readonlyInline}}

boolean

true if the shift key was down when the event was fired. false otherwise.

altKey {{readonlyInline}}

boolean

true if the alt key was down when the event was fired. false otherwise.

metaKey {{readonlyInline}}

boolean

true if the meta key was down when the event was fired. false otherwise.

浏览器兼容性

Feature	Chrome	Firefox (Gecko)	Internet Explorer	Opera	Safari (WebKit)
Basic support	{{CompatChrome("22.0")}}	{{CompatGeckoDesktop("18.0")}}	{{CompatNo}}	{{CompatNo}}	{{CompatNo}}

Feature	Android	Android Webview	Chrome for Android	Firefox Mobile (Gecko)	Firefox OS	IE Mobile	Opera Mobile	Safari Mobile
Basic support	{{CompatVersionUnknown}}	{{CompatVersionUnknown}}	{{CompatVersionUnknown}}	{{CompatGeckoMobile("6.0")}}	{{CompatVersionUnknown}}	11	{{CompatVersionUnknown}}	{{CompatVersionUnknown}}

常规信息

属性

示例

浏览器兼容性

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