web api instance property
CompositionEvent: locale property
The locale read-only property of the
CompositionEvent interface returns the locale of current input method
(for example, the keyboard layout locale if the composition is associated with an Input method editor).
[!WARNING] Even for browsers supporting it, don’t trust the value contained in this property. Even if technically it is accessible, the way to set it up when creating a
CompositionEventis not guaranteed to be coherent.
Value
A string representing the locale of current input method.
Specifications
This property was in early versions of different specifications. It is now only kept for compatibility purposes, and the way
to set its value when creating a CompositionEvent is not well defined.
Browser compatibility
Browser compatibilityCompatibility data is available on the canonical MDN page.