rest_is_ip_address() – Function | Developer.WordPress.org

rest_is_ip_address( string $ip ): string|false

Determines if an IP address is valid.

Description

Handles both IPv4 and IPv6 addresses.

Parameters

$ipstringrequired: IP address.

Return

string|false The valid IP address, otherwise false.

Source

function rest_is_ip_address( $ip ) {
	$ipv4_pattern = '/^(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$/';

	if ( ! preg_match( $ipv4_pattern, $ip ) && ! WpOrg\Requests\Ipv6::check_ipv6( $ip ) ) {
		return false;
	}

	return $ip;
}

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Used by	Description
rest_validate_value_from_schema()`wp-includes/rest-api.php`	Validate a value based on a schema.
WP_REST_Comments_Controller::prepare_item_for_database()`wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php`	Prepares a single comment to be inserted into the database.

Changelog

Version	Description
4.7.0	Introduced.

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