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<?php
function getRemoteIp()
{
  $client_ip = ”;
  
  if ( isset($_SERVER["REMOTE_ADDR"]) )
  {
    $client_ip = $_SERVER["REMOTE_ADDR"];
  }
  else if ( isset($_SERVER["HTTP_X_FORWARDED_FOR"]) )
  {
    $client_ip = $_SERVER["HTTP_X_FORWARDED_FOR"];
  }
  else if ( isset($_SERVER["HTTP_CLIENT_IP"]) )
  {
    $client_ip = $_SERVER["HTTP_CLIENT_IP"];
  }

  return $client_ip;
}
?>