KeyboardLayoutMap: has() method
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
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.
The key of an element to search for in the map.
Boolean indicating whether the specified key was found.
No specification found
No specification data found for
Check for problems with this page or contribute a missing
spec_url to mdn/browser-compat-data. Also make sure the specification is included in w3c/browser-specs.
BCD tables only load in the browser