3v4l.org

run code in 300+ PHP versions simultaneously
<?php var $b = is_array(null); echo b;
Output for 5.4.0 - 5.4.25
Parse error: syntax error, unexpected 'var' (T_VAR) in /in/df3R5 on line 4
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_VAR in /in/df3R5 on line 4
Process exited with code 255.
preferences:
174.09 ms | 1394 KiB | 62 Q