Form to upload files:
   <form action="<?Php echo $_SERVER["PHP_SELF"];?>"method="post"enctype="multipart/form-data">
   <input type="file"name="uf[]">
  <input type="file"name="uf[]">
 <input type="file"name="uf[]">
 <input type="submit"value="upload"name="ok">
 </form>
PHP script to receive files:
  <?php
  if(!isset($_POST["ok"]))
   {echo "Sorry ,could not upload!";}
 else
 {     $f1=$_FILES["uf"]["name"][0];
   $f2=$_FILES["uf"]["name"][1];        $f3=$_FILES["uf"]["name"][2];
     $path="path/";$filea=$path.$f1;
   $fileb=$path.$f2;$filec=$path.$f3;
  move_uploaded_file($_FILES["uf"][0]["tmp_name"],$filea);
 move_uploaded_file($_FILES["uf"][1]["tmp_name"],$fileb);
 move_uploaded_file($_FILES["uf"][0]["tmp_name"],$filec);}
  ?>
The files are not getting saved and I am getting a user defined error
 
    