MouseEvent.getModifierState()

The MouseEvent.getModifierState() method returns the current state of the specified modifier key: true if the modifier is active (i.e., the modifier key is pressed or locked), otherwise, false.

See the document of KeyboardEvent.getModifierState() for details.

语法

var active =​ event.getModifierState(keyArg);

返回值

参数

keyArg
A modifier key value. The value must be one of the KeyboardEvent.key values which represent modifier keys or "Accel". This is case-sensitive.

规范

Specification Status Comment
Document Object Model (DOM) Level 3 Events Specification
getModifierState()
Obsolete Initial definition.

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See also