3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(PHP_INT_SIZE, array_shift(unpack("N", pack("N", -111111)) << 32 >> 32));
Output for 4.3.2 - 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, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.29, 5.6.7 - 5.6.13
Fatal error: Only variables can be passed by reference in /in/ovuiJ on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Only variables can be passed by reference in /in/ovuiJ on line 3
preferences:
118.86 ms | 401 KiB | 146 Q