3v4l.org

run code in 300+ PHP versions simultaneously
<?php $debugIps = [ '127.0.0.1', 'fe80::1', '::1', '10.10.10.10', '10.10.10.1', '78.56.59.108', '88.119.11.191' ]; if (isset($_SERVER['HTTP_CLIENT_IP']) || isset($_SERVER['HTTP_X_FORWARDED_FOR']) || !(in_array(@$_SERVER['REMOTE_ADDR'], $debugIps) || php_sapi_name() === 'cli-server') ) { header('HTTP/1.0 403 Forbidden'); exit('You are not allowed to access this file. Check '.basename(__FILE__).' for more information.'); }

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