3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = [1, 2]; var_dump($a[0] <=> $a[1]);
Output for 7.0.0 - 7.2.0
int(-1)
Output for 5.4.1 - 5.6.28
Parse error: syntax error, unexpected '>' in /in/ZIRc4 on line 4
Process exited with code 255.
Output for 5.3.18 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/ZIRc4 on line 3
Process exited with code 255.