if($_POST["sel"]) 
    { 
  $oku = $_POST["sel"]; 
  #echo "<h1>ok</h1>";exit; 
   
   
  $file = fopen($oku.".php", "w"); 
  $array=file($file); 
  $fp=fopen("test.php","w");   
  fwrite($fp,$adress." 
  ".join("",$array)); 
  fwrite($file, $fp);   
  fclose($fp); 
   
   }