Mega Code Archive
Bindec
<![CDATA[
<?php
$orig_dec = 66251125;
$dec2bin = decbin($orig_dec);
$bin2dec = bindec($dec2bin);
echo "original decimal number: $orig_dec <br>";
echo "new binary number: $dec2bin <br>";
echo "back to decimal: $bin2dec <br>";
?>
]]>