_WP_Editors::get_mce_locale │ public static │ WP 4.8.0

Returns the TinyMCE locale.

Method of the class: _WP_Editors{}

No Hooks.

Returns

String.

Usage

$result = _WP_Editors::get_mce_locale();

Changelog

Since 4.8.0 Introduced.

_WP_Editors::get_mce_locale() code WP 6.9.1

wp-includes/class-wp-editor.php 
public static function get_mce_locale() {
	if ( empty( self::$mce_locale ) ) {
		$mce_locale       = get_user_locale();
		self::$mce_locale = empty( $mce_locale ) ? 'en' : strtolower( substr( $mce_locale, 0, 2 ) ); // ISO 639-1.
	}

	return self::$mce_locale;
}