Firefox Tomorrow

web api instance method

MouseEvent: getModifierState() method

View on MDN ↗

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 KeyboardEvent.getModifierState() for details.

Syntax

getModifierState(key)

Parameters

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

Return value

A boolean value.

Specifications

SpecificationsStandards references are available on the canonical MDN page.

Browser compatibility

Browser compatibilityCompatibility data is available on the canonical MDN page.

See also