File Upload in php

<form method="post" action="" enctype="multipart/form-data">
Select File: <input type="file" name="f1">
<input type="submit" name="sub" value="Upload">
</form>
<?php
if(is_uploaded_file($_FILES['f1']['tmp_name'])){
 $fname = $_FILES['f1']['name'];

 if(move_uploaded_file($_FILES['f1']['tmp_name'], "../testing/$fname"))
  echo "File moved";
 else
  echo "File not moved";
}
else
echo "File not uploaded";
?>