3v4l.org

run code in 300+ PHP versions simultaneously

sponsor
bughunt
search
recent
about

@ 2014-10-08T09:27:45Z

<?php


$val = 12;

$bin_val = 1 << ($val -1);

var_dump($bin_val);
var_dump(pow(2, $val - 1));


$val = 1 >> ($val - 1);
var_dump($val);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
pow: documentation ( source)

preferences:dark modelive preview

38.23 ms | 402 KiB | 5 Q