Requests_IPv6::split_v6_v4

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Summery Summery

Splits an IPv6 address into the IPv6 and IPv4 representation parts

Syntax Syntax

Requests_IPv6::split_v6_v4( string $ip )

Description Description

RFC 4291 allows you to represent the last two parts of an IPv6 address using the standard IPv4 representation

Example: 0:0:0:0:0:0:13.1.68.3 0:0:0:0:0:FFFF:129.144.52.38

Parameters Parameters

$ip

(string) (Required) An IPv6 address

Return Return

(string[]) [0] contains the IPv6 represented part, and [1] the IPv4 represented part

Source Source

File: wp-includes/Requests/IPv6.php

	protected static function split_v6_v4($ip) {
		if (strpos($ip, '.') !== false) {
			$pos = strrpos($ip, ':');
			$ipv6_part = substr($ip, 0, $pos);
			$ipv4_part = substr($ip, $pos + 1);
			return array($ipv6_part, $ipv4_part);
		}
		else {
			return array($ip, '');
		}
	}

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