3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [5,0,6,1,0,1,0,1,8,0,0,0,6,0,3,8,4,0,9,3,8,0,0,1,0,0,0,0,1,0,1,0,0,0,0,0,0,0,0,5,6,1,9,9,9,9,9,9,9,9]; foreach($a as $e) { $e = (string) $e; } $foo = join($a); var_dump($foo); $foo = bcadd($foo, 1); var_dump($foo);

preferences:
20.18 ms | 402 KiB | 5 Q