function Assert::ipv4

Parameters

mixed $value:

string $message:

Throws

InvalidArgumentException

File

vendor/webmozart/assert/src/Assert.php, line 701

Class

Assert

Efficient assertions to validate the input/output of your methods.

Namespace

Webmozart\Assert

Code

public static function ipv4($value, $message = '') {
    if (false === \filter_var($value, \FILTER_VALIDATE_IP, \FILTER_FLAG_IPV4)) {
        static::reportInvalidArgument(\sprintf($message ?: 'Expected a value to be an IPv4. Got: %s', static::valueToString($value)));
    }
}