3v4l.org

run code in 300+ PHP versions simultaneously
<?php $r = "<\/tag>/e%00" $v = '<skid>phpversion()</skid>'; preg_replace("/<skid>(.*?)$r<\/skid>/", '\\1', $v);
Output for 5.4.0 - 5.4.11
Parse error: syntax error, unexpected '$v' (T_VARIABLE) in rjp8I on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.21
Parse error: syntax error, unexpected T_VARIABLE in rjp8I on line 3
Process exited with code 255.
preferences:
177.41 ms | 1395 KiB | 41 Q