--TEST-- mb_output_handler() and mbstring.http_output_conv_mimetypes (4) --SKIPIF-- <?php extension_loaded('mbstring') or die('skip mbstring not available'); ?> --INI-- mbstring.internal_encoding=UTF-8 --FILE-- <?php mb_http_output("EUC-JP"); header("Content-Type: application/octet-stream"); ob_start(); ob_start('mb_output_handler'); echo "ใในใ"; ob_end_flush(); var_dump(bin2hex(ob_get_clean())); ?> --EXPECT-- string(18) "e38386e382b9e38388"