/**
* Returns the quotient and remainder of the division of this number by the given one.
*
* @param BigNumber|number|string $that The divisor. Must be convertible to a BigInteger.
*
* @return BigInteger[] An array containing the quotient and the remainder.
*
* @throws DivisionByZeroException If the divisor is zero.
*/
public function quotientAndRemainder($that)
{
$that = BigInteger::of($that);
if ($that->value === '0') {
throw DivisionByZeroException::divisionByZero();
}
list($quotient, $remainder) = Calculator::get()->divQR($this->value, $that->value);
return [new BigInteger($quotient), new BigInteger($remainder)];
}
/**
* Returns the quotient and remainder of the division of this number by the given one.
*
* The quotient has a scale of `0`, and the remainder has a scale of `max($this->scale, $that->scale)`.
*
* @param BigNumber|number|string $that The divisor. Must be convertible to a BigDecimal.
*
* @return BigDecimal[] An array containing the quotient and the remainder.
*
* @throws ArithmeticException If the divisor is not a valid decimal number, or is zero.
*/
public function quotientAndRemainder($that)
{
$that = BigDecimal::of($that);
if ($that->isZero()) {
throw DivisionByZeroException::divisionByZero();
}
$p = $this->valueWithMinScale($that->scale);
$q = $that->valueWithMinScale($this->scale);
list($quotient, $remainder) = Calculator::get()->divQR($p, $q);
$scale = $this->scale > $that->scale ? $this->scale : $that->scale;
$quotient = new BigDecimal($quotient, 0);
$remainder = new BigDecimal($remainder, $scale);
return [$quotient, $remainder];
}
