3v4l.org

run code in 300+ PHP versions simultaneously
<?php Var_dump (2 << 40); Var_dump (2 << 33 > INF);
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 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
int(2199023255552) bool(false)

preferences:
217.16 ms | 404 KiB | 224 Q