3v4l.org

run code in 300+ PHP versions simultaneously
<?php function bcdechex($dec) { $last = bcmod($dec, 16); $remain = bcdiv(bcsub($dec, $last), 16); if($remain == 0) { return dechex($last); } else { return bcdechex($remain).dechex($last); } } print bcdechex(319259235818);
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, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.35, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 7.3.31, 7.4.0 - 7.4.32, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
4a555555ea
Output for 7.3.32 - 7.3.33, 7.4.33, 8.0.13
Fatal error: Uncaught Error: Call to undefined function bcmod() in /in/a5O8G:4 Stack trace: #0 /in/a5O8G(14): bcdechex(319259235818) #1 {main} thrown in /in/a5O8G on line 4
Process exited with code 255.

preferences:
243.02 ms | 402 KiB | 343 Q