KeyboardEvent()

在此页

KeyboardEvent() 构造函数创建新 KeyboardEvent .

 event = new KeyboardEvent(typeArg, KeyboardEventInit);

是


								KeyboardEventInit

字典，拥有以下字段：

"key" , optional and defaulting to "" , of type DOMString , that sets the value of KeyboardEvent.key .
"code" , optional and defaulting to "" , of type DOMString , that sets the value of KeyboardEvent.code .
"location" , optional and defaulting to 0 , of type unsigned long , that sets the value of KeyboardEvent.location .
"ctrlKey" , optional and defaulting to false , of type 布尔 , that sets the value of KeyboardEvent.ctrlKey .
"shiftKey" , optional and defaulting to false , of type 布尔 , that sets the value of KeyboardEvent.shiftKey .
"altKey" , optional and defaulting to false , of type 布尔 , that sets the value of KeyboardEvent.altKey .
"metaKey" , optional and defaulting to false , of type 布尔 , that sets the value of KeyboardEvent.metaKey .
"repeat" , optional and defaulting to false , of type 布尔 , that sets the value of KeyboardEvent.repeat .
"isComposing" , optional and defaulting to false , of type 布尔 , that sets the value of KeyboardEvent.isComposing .
"charCode" , optional and defaulting to 0 , of type unsigned long , that sets the value of the deprecated KeyboardEvent.charCode .
"keyCode" , optional and defaulting to 0 , of type unsigned long , that sets the value of the deprecated KeyboardEvent.keyCode .
"which" , optional and defaulting to 0 , of type unsigned long , that sets the value of the deprecated KeyboardEvent.which .

KeyboardEventInit 字典还接受字段来自 UIEventInit and EventInit 字典。

规范	状态	注释
UI Events The definition of 'KeyboardEvent()' in that specification.	工作草案	Current definition.
DOM (文档对象模型) 3 级事件规范 The definition of 'KeyboardEvent()' in that specification.	过时	初始定义。

The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request. 更新 GitHub 上的兼容性数据

	桌面						移动
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
`KeyboardEvent()` 构造函数	Chrome Yes	Edge ≤79	Firefox 31	IE No	Opera Yes	Safari ?	WebView Android Yes	Chrome Android Yes	Firefox Android 31	Opera Android Yes	Safari iOS ?	Samsung Internet Android Yes
添加 `code` and `key` to `KeyboardEventInit`	Chrome 49	Edge ≤79	Firefox ?	IE No	Opera ?	Safari ?	WebView Android 49	Chrome Android 49	Firefox Android ?	Opera Android ?	Safari iOS ?	Samsung Internet Android 5.0