acf/localized_field_categories │ filter-hook │ ACF 1.0

Usage

add_filter( 'acf/localized_field_categories', 'wp_kama_acf_localized_field_categories_filter' );

/**
 * Function for `acf/localized_field_categories` filter-hook.
 * 
 * @param  $categories_i18n 
 *
 * @return 
 */
function wp_kama_acf_localized_field_categories_filter( $categories_i18n ){
	// filter...
	return $categories_i18n;
}

$categories_i18n

-

Where the hook is called

return apply_filters( 'acf/localized_field_categories', $categories_i18n );

Where the hook is used in Advanced Custom Fields PRO