Online PHP editor | refs for YWVZt

@ 2016-02-02T10:03:57Z

<?php

function _bin16dec($bin) {
    $num = intval($bin,2);
    if (0x8000 & $num) {
        $num = - (0x010000 - $num);
    }
    return $num;
}
$b = "1111111111111010";
echo _bin16dec($b);