_get_path_to_translation()WP 4.7.0

Gets the path to a translation file for loading a textdomain just in time.

Caches the retrieved results internally.

This is an internal function for using it by WP core itself. It's not recommended to use this function in your code.

No Hooks.


String|false. The path to the translation file or false if no translation file was found.


_get_path_to_translation( $domain, $reset );
$domain(string) (required)
Text domain. Unique identifier for retrieving translated strings.
Whether to reset the internal cache. Used by the switch to locale functionality.
Default: false



Since 4.7.0 Introduced.

Code of _get_path_to_translation() WP 6.0

function _get_path_to_translation( $domain, $reset = false ) {
	static $available_translations = array();

	if ( true === $reset ) {
		$available_translations = array();

	if ( ! isset( $available_translations[ $domain ] ) ) {
		$available_translations[ $domain ] = _get_path_to_translation_from_lang_dir( $domain );

	return $available_translations[ $domain ];