3v4l.org

run code in 300+ PHP versions simultaneously
<?php session_start(); $_SESSION = array('a' = 5, 'b' = 'x'); var_dump($_SESSION); var_dump(session_encode());
Output for 5.3.0 - 5.3.28, 5.4.0 - 5.4.28, 5.5.0 - 5.5.12
Parse error: syntax error, unexpected '=', expecting ')' in /in/agvVp on line 3
Process exited with code 255.
preferences:
194.24 ms | 1395 KiB | 78 Q