3v4l.org

run code in 300+ PHP versions simultaneously
<?php $username = 1 $username = $_POST['username'];
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.7
Parse error: syntax error, unexpected '$username' (T_VARIABLE) in /in/arCfT on line 4
Process exited with code 255.
preferences:
166.7 ms | 1395 KiB | 36 Q