3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a=2; $b=3 echo $a+$b; ?>
Output for 5.4.0 - 5.4.21
Parse error: syntax error, unexpected 'echo' (T_ECHO) in /in/heo8b on line 4
Process exited with code 255.
Output for 5.3.0 - 5.3.27
Parse error: syntax error, unexpected T_ECHO in /in/heo8b on line 4
Process exited with code 255.
preferences:
179.27 ms | 1395 KiB | 57 Q