3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $value = "ACD0DSAS"; //I expect this to be unpacked in one 8 byte number $higher = unpack("N", substr($value, 0, 4)); $lower = unpack("N", substr($value, 4, 4)); echo ($higher[1] << 32) + $lower[1]; // 4702677410000355667
Output for 4.3.5 - 5.0.5, 5.1.1 - 7.1.0
4702677410000355667
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/PGi8O on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.4
Notice: Undefined offset: 1 in /in/PGi8O on line 7 Notice: Undefined offset: 1 in /in/PGi8O on line 7 0