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run code in 200+ php & hhvm versions
Bugs & Features
<?php function getUserIP() { $client = @$_SERVER['HTTP_CLIENT_IP']; $forward = @$_SERVER['HTTP_X_FORWARDED_FOR']; $remote = $_SERVER['REMOTE_ADDR']; if(filter_var($client, FILTER_VALIDATE_IP)) { $ip = $client; } elseif(filter_var($forward, FILTER_VALIDATE_IP)) { $ip = $forward; } else { $ip = $remote; } return $ip; } $ipAddr = getUserIP(); $geoIP = json_decode(file_get_contents("http://freegeoip.net/json/$ipAddr"), true); echo 'lat: ' . $geoIP['latitude'] . '<br />'; echo 'long: ' . $geoIP['longitude']; ?>
Output for 5.3.18 - 7.3.0
Notice: Undefined index: REMOTE_ADDR in /in/XonvS on line 1 Warning: file_get_contents(): php_network_getaddresses: getaddrinfo failed: System error in /in/XonvS on line 1 Warning: file_get_contents(http://freegeoip.net/json/): failed to open stream: php_network_getaddresses: getaddrinfo failed: System error in /in/XonvS on line 1 lat: <br />long: