3v4l.org

run code in 300+ PHP versions simultaneously
<?php function bindump($ord) { printf("%016b\n", ord($ord)); } $one = "1"; bindump($one); for ($i=0; $i<10; $i++) { bindump($one << $i); }
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, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
0000000000110001 0000000000110001 0000000000110010 0000000000110100 0000000000111000 0000000000110001 0000000000110011 0000000000110110 0000000000110001 0000000000110010 0000000000110101
preferences:
186.08 ms | 406 KiB | 315 Q