3v4l.org

run code in 300+ PHP versions simultaneously
<?php (function use $a echo $a { echo "Hello World!"; })();
Output for 7.1.25 - 7.1.32, 7.2.0 - 7.2.22, 7.3.0 - 7.3.9
Parse error: syntax error, unexpected 'use' (T_USE), expecting '(' in /in/Z2lhk on line 2
Process exited with code 255.
preferences:
192.03 ms | 1395 KiB | 48 Q