Summery Summery
The difference between two Int64 objects.
Syntax Syntax
Parameters Parameters
- $b
-
(Required)
Return Return
Source Source
File: wp-includes/sodium_compat/src/Core32/Int64.php
public function subInt64(ParagonIE_Sodium_Core32_Int64 $b)
{
$return = new ParagonIE_Sodium_Core32_Int64();
$return->unsignedInt = $this->unsignedInt;
/** @var int $carry */
$carry = 0;
for ($i = 3; $i >= 0; --$i) {
/** @var int $tmp */
$tmp = $this->limbs[$i] - $b->limbs[$i] + $carry;
/** @var int $carry */
$carry = ($tmp >> 16);
$return->limbs[$i] = (int) ($tmp & 0xffff);
}
return $return;
}