--TEST-- mb_strtoupper() / mb_strtolower() --SKIPIF-- <?php extension_loaded('mbstring') or die('skip mbstring not available'); function_exists('mb_strtolower') and function_exists('mb_convert_case' ) or die("skip mb_convert_case() is not available"); ?> --INI-- output_handler= --FILE-- <?php mb_internal_encoding( 'ISO-8859-1' ); print mb_strtolower( "ABCDEFGHIJKLMNOPQRSTUVWXYZ\n" ); print mb_strtoupper( mb_strtolower( "ABCDEFGHIJKLMNOPQRSTUVWXYZ\n" ) ); print mb_strtoupper( "äëï\n" ); print mb_convert_case( "äëï\n", MB_CASE_TITLE ); ?> --EXPECT-- abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ ÄËÏ Äëï