function DivisibleByValidator::compareValues

Overrides AbstractComparisonValidator::compareValues

File

vendor/symfony/validator/Constraints/DivisibleByValidator.php, line 23

Class

DivisibleByValidator

Validates that values are a multiple of the given number.

Namespace

Symfony\Component\Validator\Constraints

Code

protected function compareValues(mixed $value1, mixed $value2) : bool {
    if (!is_numeric($value1)) {
        throw new UnexpectedValueException($value1, 'numeric');
    }
    if (!is_numeric($value2)) {
        throw new UnexpectedValueException($value2, 'numeric');
    }
    if (!($value2 = abs($value2))) {
        return false;
    }
    if (\is_int($value1 = abs($value1)) && \is_int($value2)) {
        return 0 === $value1 % $value2;
    }
    if (!($remainder = fmod($value1, $value2))) {
        return true;
    }
    if (\is_float($value2) && \INF !== $value2) {
        $quotient = $value1 / $value2;
        $rounded = round($quotient);
        return \sprintf('%.12e', $quotient) === \sprintf('%.12e', $rounded);
    }
    return \sprintf('%.12e', $value2) === \sprintf('%.12e', $remainder);
}