ParagonIE_Sodium_Core32_Int64::subInt64() public WP 1.0

The difference between two Int64 objects.

{} Это метод класса: ParagonIE_Sodium_Core32_Int64{}

Хуков нет.

Возвращает

ParagonIE_Sodium_Core32_Int64.

Использование

$ParagonIE_Sodium_Core32_Int64 = new ParagonIE_Sodium_Core32_Int64();
$ParagonIE_Sodium_Core32_Int64->subInt64( $b );

$b(ParagonIE_Sodium_Core32_число64) (обязательный)

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Код ParagonIE_Sodium_Core32_Int64::subInt64() ParagonIE Sodium Core32 Int64::subInt64 ^{WP 5.6.2}

<?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;
}