Online PHP editor | rfc for hAgXm

@ 2015-05-28T13:23:45Z

<?php

	function is_ip($ip, $version = null) {
		switch ($version) {
			case 4:
				if (filter_var($ip, FILTER_VALIDATE_IP, array('flags' => array(FILTER_FLAG_IPV4, FILTER_FLAG_NO_PRIV_RANGE, FILTER_FLAG_NO_RES_RANGE))) !== false) {
					return "passed <br />\n";
				}
			break;
			case 6:
				if (filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6) !== false) {
					return "passed <br />\n";
				}
			break;
			case 'bug':
				if (filter_var($ip, FILTER_VALIDATE_IP, array('flags' => array(FILTER_FLAG_IPV6, FILTER_FLAG_NO_PRIV_RANGE))) !== false) {
					return "passed <br />\n";
				}
			break;
			default:
				if (filter_var($ip, FILTER_VALIDATE_IP, array('flags' => array(FILTER_FLAG_IPV4, FILTER_FLAG_IPV6, FILTER_FLAG_NO_PRIV_RANGE, FILTER_FLAG_NO_RES_RANGE))) !== false) {
					return "passed <br />\n";
				}
			break;
		}
		
		return "didn't pass <br />\n";
	}

$ip = "127.0.0.1";
echo "IP address validation test: " . $ip .  "<br />\n";
echo "v4: ". is_ip($ip, 4);
echo "v6: ". is_ip($ip, 6);
echo "v6: ". is_ip($ip, 'bug');
echo "v4 or v6: ". is_ip($ip);

Output for git.master, git.master_jit, rfc.property-hooks: IP address validation test: 127.0.0.1 v4: passed v6: didn't pass v6: passed v4 or v6: passed

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2022-12-01 RFC: Property hooks - included in PHP 8.4
2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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