Get the client IP with php, simple and practical_PHP tutorial

Get the client IP with php, simple and practical

function getOnlineIP() {
$cip = getenv ( 'HTTP_CLIENT_IP' );
$xip = getenv ( 'HTTP_X_FORWARDED_FOR' );
$rip = getenv ( 'REMOTE_ADDR' );
$srip = $_SERVER ['REMOTE_ADDR'];

if ($cip && strcasecmp ( $cip, 'unknown' )) {
$onlineip = $cip;
} elseif ($xip && strcasecmp ( $xip, 'unknown' )) {
$onlineip = $xip;
} elseif ($rip && strcasecmp ( $rip, 'unknown' )) {
$onlineip = $rip;
} elseif ($srip && strcasecmp ( $srip, 'unknown' )) {
$onlineip = $srip;
}
// 热67火 15网(LieHuo28.Net) teaches09Cheng
preg_match ( "/[d.]{7,15}/", $onlineip, $match );
$onlineip = $match [0] ? $match [0] : 'unknown';

return $onlineip;
}

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http://www.bkjia.com/PHPjc/364682.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/364682.htmlTechArticlephp gets the client ip, simple and practical function getOnlineIP() { $cip = getenv ( 'HTTP_CLIENT_IP' ); $ xip = getenv ( 'HTTP_X_FORWARDED_FOR' ); $rip = getenv ( 'REMOTE_ADDR' ); $srip = $_...