3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo (0x0-2+2)."\n"; echo (0x00+2) . "\n"; echo (0x00+0x02) . "\n"; echo (0x00 + 2) . "\n";
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.11 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
0 2 2 2
Output for 5.3.0 - 5.3.10
-2 4 4 2

preferences:
335.09 ms | 401 KiB | 455 Q