MouseEvent.metaKey

MouseEvent.metaKey 为只读属性,返回一个 布尔值,在鼠标事件发生时,用于指示 Meta 键是按下状态(true),还是释放状态(false)。

备注:在 MAC 键盘上,表示 Command 键(),在 Windows键盘上,表示 Windows 键()。

语法

var metaKeyPressed = instanceOfMouseEvent.metaKey

返回值

一个布尔值。

示例

 function goInput(e) {
 // 检测 metaKey 值
   if (e.metaKey) {
        // 继续处理事件
     superSizeOutput(e);
   } else {
     doOutput(e);
   }
 }

规范

规范版本 规范状态 备注
Document Object Model (DOM) Level 3 Events Specification
MouseEvent.ctrlKey
Obsolete No change from Document Object Model (DOM) Level 2 Events Specification.
Document Object Model (DOM) Level 2 Events Specification
MouseEvent.ctrlKey
Obsolete Initial definition.

浏览器兼容性

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Feature Firefox (Gecko) Chrome Internet Explorer Opera Safari
Basic support (Yes) (Yes) (Yes) (Yes) (Yes)
Feature Firefox Mobile (Gecko) Android IE Mobile Opera Mobile Safari Mobile
Basic support ? ? ? ? ?

相关链接