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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.

Syntax

var active =​ event.getModifierState(keyArg);

Returns 

A Boolean

Parameters

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.

Specifications

Specification Status Comment
Document Object Model (DOM) Level 3 Events Specification
The definition of 'getModifierState()' in that specification.
Working Draft Initial definition.

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support 47        
"Accel" support Not supported        
Feature Android Android Webview Firefox Mobile (Gecko) IE Phone Opera Mobile Safari Mobile Chrome for Android
Basic support Not supported 47         47
"Accel" support Not supported 47         47

See also

Document Tags and Contributors

 Contributors to this page: jpmedley, teoli, Masayuki
 Last updated by: jpmedley,