Online PHP editor | rfc for 6D6I8

@ 2017-12-28T06:17:24Z

<?php // check for shared internet/ISP IP
            if (!empty($_SERVER['HTTP_CLIENT_IP']) && validate_ip($_SERVER['HTTP_CLIENT_IP'])) {
                return $_SERVER['HTTP_CLIENT_IP'];
            }

            // check for IPs passing through proxies
            if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
                // check if multiple ips exist in var
                if (strpos($_SERVER['HTTP_X_FORWARDED_FOR'], ',') !== false) {
                    $iplist = explode(',', $_SERVER['HTTP_X_FORWARDED_FOR']);
                    foreach ($iplist as $ip) {
                        if (validate_ip($ip))
                            return $ip;
                    }
                } else {
                    if (validate_ip($_SERVER['HTTP_X_FORWARDED_FOR']))
                        return $_SERVER['HTTP_X_FORWARDED_FOR'];
                }
            }
            if (!empty($_SERVER['HTTP_X_FORWARDED']) && validate_ip($_SERVER['HTTP_X_FORWARDED']))
                return $_SERVER['HTTP_X_FORWARDED'];
            if (!empty($_SERVER['HTTP_X_CLUSTER_CLIENT_IP']) && validate_ip($_SERVER['HTTP_X_CLUSTER_CLIENT_IP']))
                return $_SERVER['HTTP_X_CLUSTER_CLIENT_IP'];
            if (!empty($_SERVER['HTTP_FORWARDED_FOR']) && validate_ip($_SERVER['HTTP_FORWARDED_FOR']))
                return $_SERVER['HTTP_FORWARDED_FOR'];
            if (!empty($_SERVER['HTTP_FORWARDED']) && validate_ip($_SERVER['HTTP_FORWARDED'])){
                return $_SERVER['HTTP_FORWARDED'];

            // return unreliable ip since all else failed
            return $_SERVER['REMOTE_ADDR'];
        }

        $url = "http://ipinfo.io/".get_ip_address()."/json";

        $json = file_get_contents($url);

        $obj = json_decode($json);
        ?>

Output for git.master, git.master_jit, rfc.property-hooks: Fatal error: Uncaught Error: Call to undefined function get_ip_address() in /in/6D6I8:33 Stack trace: #0 {main} thrown in /in/6D6I8 on line 33
Process exited with code 255.

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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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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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