function selfURL(){

    if(!isset($_SERVER['REQUEST_URI']))    $suri = $_SERVER['PHP_SELF'];

    else $suri = $_SERVER['REQUEST_URI'];

    $s = empty($_SERVER["HTTPS"]) ? '' : ($_SERVER["HTTPS"] == "on") ? "s" : "";

    $sp=strtolower($_SERVER["SERVER_PROTOCOL"]);

    $pr =    substr($sp,0,strpos($sp,"/")).$s;

    $pt = ($_SERVER["SERVER_PORT"] == "80") ? "" : (":".$_SERVER["SERVER_PORT"]);

    return $pr."://".$_SERVER['SERVER_NAME'].$pt.$suri;

}



echo selfURL();