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tuanquynh0508 / in_arrayi.php
Created May 9, 2017 04:53 — forked from sepehr/in_arrayi.php
PHP: Case-insensitive in_array()
<?php
/**
* Case-insensitive in_array() wrapper.
*
* @param mixed $needle Value to seek.
* @param array $haystack Array to seek in.
*
* @return bool
*/
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tuanquynh0508 / get-ip-address-optimized.php
Created October 5, 2015 09:17 — forked from cballou/get-ip-address-optimized.php
PHP - Advanced Method to Retrieve Client IP Address
<?php
function get_ip_address() {
$ip_keys = array('HTTP_CLIENT_IP', 'HTTP_X_FORWARDED_FOR', 'HTTP_X_FORWARDED', 'HTTP_X_CLUSTER_CLIENT_IP', 'HTTP_FORWARDED_FOR', 'HTTP_FORWARDED', 'REMOTE_ADDR');
foreach ($ip_keys as $key) {
if (array_key_exists($key, $_SERVER) === true) {
foreach (explode(',', $_SERVER[$key]) as $ip) {
// trim for safety measures
$ip = trim($ip);
// attempt to validate IP
if (validate_ip($ip)) {
//
// Regular Expression for URL validation
//
// Author: Diego Perini
// Updated: 2010/12/05
// License: MIT
//
// Copyright (c) 2010-2013 Diego Perini (http://www.iport.it)
//
// Permission is hereby granted, free of charge, to any person
//
// Regular Expression for URL validation
//
// Author: Diego Perini
// Updated: 2010/12/05
// License: MIT
//
// Copyright (c) 2010-2013 Diego Perini (http://www.iport.it)
//
// Permission is hereby granted, free of charge, to any person