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例子，php获取用户IP地址。
-
-
// 111111111111
- echo $_SERVER['REMOTE_ADDR'];
-
- // 2222222222222
- function get_local_ip() {
- $preg = "/\A((([0-9]?[0-9])|(1[0-9]{2})|(2[0-4][0-9])|(25[0-5]))\.){3}(([0-9]?[0-9])|(1[0-9]{2})|(2[0-4][0-9])|(25[0-5]))\Z/";
- //获取操作系统为win2000/xp、win7的本机IP真实地址
- exec("ipconfig", $out, $stats);
- if (!emptyempty($out)) {
- foreach ($out AS $row) {
- if (strstr($row, "IP") && strstr($row, ":") && !strstr($row, "IPv6")) {
- $tmpIp = explode(":", $row);
- if (preg_match($preg, trim($tmpIp[1]))) {
- return trim($tmpIp[1]);
- }
- }
- } bbs.it-home.org
- }
- //获取操作系统为linux类型的本机IP真实地址
- exec("ifconfig", $out, $stats);
- if (!emptyempty($out)) {
- if (isset($out[1]) && strstr($out[1], 'addr:')) {
- $tmpArray = explode(":", $out[1]);
- $tmpIp = explode(" ", $tmpArray[1]);
- if (preg_match($preg, trim($tmpIp[0]))) {
- return trim($tmpIp[0]);
- }
- }
- }
- return '127.0.0.1';
- }
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