3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(gmp_popcount(gmp_init("4578454"))); var_dump(gmp_testbit(gmp_init("4578454")));
Output for 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
int(12) Fatal error: Uncaught ArgumentCountError: gmp_testbit() expects exactly 2 arguments, 1 given in /in/SeW2q:4 Stack trace: #0 /in/SeW2q(4): gmp_testbit(Object(GMP)) #1 {main} thrown in /in/SeW2q on line 4
Process exited with code 255.
Output for 7.3.32 - 7.3.33, 7.4.33, 8.0.13
Fatal error: Uncaught Error: Call to undefined function gmp_popcount() in /in/SeW2q:3 Stack trace: #0 {main} thrown in /in/SeW2q on line 3
Process exited with code 255.
Output for 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.32
int(12) Warning: gmp_testbit() expects exactly 2 parameters, 1 given in /in/SeW2q on line 4 NULL
Output for 5.5.0 - 5.5.38
Fatal error: Call to undefined function gmp_popcount() in /in/SeW2q on line 3
Process exited with code 255.

preferences:
236.72 ms | 401 KiB | 320 Q