3v4l.org

run code in 300+ PHP versions simultaneously
<?php for ($i = 0; $i < 1000; $i++) { md5(uniqid('', true)),PHP_EOL; }
Output for 5.3.0 - 5.3.28, 5.4.0 - 5.4.30
Parse error: syntax error, unexpected ',' in /in/ujXHF on line 3
Process exited with code 255.
preferences:
184.28 ms | 1395 KiB | 67 Q