KeyboardLayoutMap.has()

Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The has() method of the KeyboardLayoutMap interface returns a boolean indicating whether the object has an element with the specified key.

A list of valid keys is found in the UI Events KeyboardEvent code Values spec.

Syntax

has(key)

Parameters

key

The key of an element to search for in the map.

Return value

A Boolean indicating whether the specified key was found.

Specifications

No specification found

No specification data found for api.KeyboardLayoutMap.has.
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Browser compatibility

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