KeyboardEvent.metaKey

The KeyboardEvent.metaKey read-only property returning a Boolean that indicates if the Meta key was pressed (true) or not (false) when the event occurred. Some operating systems may intercept the key so it is never detected.

Syntax

var metaKeyPressed = instanceOfKeyboardEvent.metaKey

Return value

A boolean

Example

function ismetaKey(e) {
  alert("metaKey = " + e.metaKey);
}

<button onclick="ismetaKey(event)">Click me with the meta key</button>

Specifications

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

Browser compatibility

See also

• KeyboardEvent