rest_is_ip_address() WordPress Function
This function checks if an IP address is in an IPv4 or IPv6 format.
rest_is_ip_address( string $ip ) #
Determines if an IP address is valid.
Description
Handles both IPv4 and IPv6 addresses.
Parameters
- $ip
(string)(Required)IP address.
Return
(string|false) The valid IP address, otherwise false.
Source
File: wp-includes/rest-api.php
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 ) && ! Requests_IPv6::check_ipv6( $ip ) ) {
return false;
}
return $ip;
}
Expand full source codeCollapse full source codeView on TracView on GitHub
Changelog
| Version | Description |
|---|---|
| 4.7.0 | Introduced. |