- var_dump: documentation ( source)
- phpversion: documentation ( source)
- pow: documentation ( source)
<?php
phpversion() >= "5.6.0" or die();
echo (int) INF,"\n";
echo pow(2., 64.),"\n";
echo pow(2, 4);
echo is_float(2.)? 'true': 'false',"\n";
$mod = pow(2.,64.);
var_dump($mod);
echo @(1 % $mod);