3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a="" if(!$a) echo "hello no"
Output for 5.4.0 - 5.4.26
Parse error: syntax error, unexpected 'if' (T_IF) in /in/CP1pv on line 4
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_IF in /in/CP1pv on line 4
Process exited with code 255.
preferences:
181.45 ms | 1395 KiB | 63 Q