Miscellany

<?phpecho "\nBase to convert from (2 = binary, 10 = decimal, 16 = hexadecimal):\n";$from = round(file_get_contents('php://stdin'));echo "\nBase to convert to (2 = binary, 10 = decimal, 16 = hexadecimal):\n";$to = round(file_get_contents('php://stdin'));echo "\nThe number you want to convert:\n";$num = round(file_get_contents('php://stdin'));// Default to binary if invalid$from = $from ? $from : 2;$to = $to ? $to : 2;echo base_convert($num, $from, $to);?>