php decbin函数的对象操作技巧有哪些

1. ?? decbin() ?????????????????:

$decimal = 10;
$binary = decbin($decimal);
echo $binary; // ?? 1010

2. ??? decbin() ???????????,???? str_pad() ???????????:

$decimal = 10;
$binary = decbin($decimal);
$padded_binary = str_pad($binary, 8, '0', STR_PAD_LEFT);
echo $padded_binary; // ?? 00001010

3. ???? sprintf() ???????????????:

$decimal = 10;
$binary = decbin($decimal);
$formatted_binary = sprintf('d', $binary);
echo $formatted_binary; // ?? 00001010

4. ??? decbin() ?????????????,?????????:

function decimalToBinary($decimal) {
    return decbin($decimal);
}

$binary = decimalToBinary(10);
echo $binary; // ?? 1010