3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo preg_replace( '/(aeiou).*(dos)/e', "'='.sprintf('%02X', ord('\\1'))", "avelaraeioudos" ); echo ""; echo"" ; echo preg_replace_callback( '/(aeiou).*(dos)/', function ($match) { return "=".sprintf( '%02X', ord($match[1]) ) }), "avelaraeioudos");
based on RQtIJ
Output for 5.3.0 - 5.4.35
Parse error: syntax error, unexpected '}' in /in/0PY1v on line 10
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/0PY1v on line 8
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/0PY1v on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/0PY1v on line 8
Process exited with code 255.