3v4l.org

run code in 300+ PHP versions simultaneously
<?php mt_srand(1); var_dump(mt_rand()); var_dump(mt_rand()); mt_srand(1); var_dump(mt_rand()); var_dump(mt_rand());
Output for 7.1.0 - 7.1.7, 7.2.0
int(895547922) int(2141438069) int(895547922) int(2141438069)
Output for 5.2.1 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20
int(1244335972) int(15217923) int(1244335972) int(15217923)
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
int(1898087491) int(2091264893) int(1898087491) int(2091264893)
preferences:
59.24 ms | 409 KiB | 5 Q