PHP uses $_SERVER["REMOTE_ADDR"] to obtain the access IP address, _serverremote_addr_PHP tutorial

php uses $_SERVER["REMOTE_ADDR"] to obtain the access IP address, _serverremote_addr

print "Your IP address is:";


if(!empty($_SERVER["HTTP_CLIENT_IP"])){
$cip = $_SERVER["HTTP_CLIENT_IP"];
}
elseif(!empty($_SERVER[" HTTP_X_FORWARDED_FOR"])){
$cip = $_SERVER["HTTP_X_FORWARDED_FOR"];
}
elseif(!empty($_SERVER["REMOTE_ADDR"])){
$cip = $_SERVER ["REMOTE_ADDR"];
}
else{
$cip = "Unable to obtain!";
}
print $cip;

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