سؤال لأصحاب الخبرة

<?php

if($_POST[upload] == "1")

 {

  $to = "images/lnImages/".$_FILES['file']['name'];

  move_uploaded_file($_FILES['file']['tmp_name'], $to);

  echo "Uploaded";

 }

?>

<form method="post" enctype="multipart/form-data">

<input type="hidden" name="upload" value="1">

<input type="file" name="file">

<input type="submit" value="Upload">

</form>