file upload (problem)

sazzadcsedu · April 16th, 2009, 03:17 PM

i have a problem with file upload.when i try to upload a file the following messege came.

Quote:

Notice: Undefined index: userfile in C:\Program Files\xampp\htdocs\file_uploader.php on line 28

Notice: Undefined index: userfile in C:\Program Files\xampp\htdocs\file_uploader.php on line 29

Notice: Undefined index: userfile in C:\Program Files\xampp\htdocs\file_uploader.php on line 30

Notice: Undefined index: userfile in C:\Program Files\xampp\htdocs\file_uploader.php on line 31

where line 28,29,30,31 contain following code

Code:

 $userfile_name=$_FILES['userfile']['name'];
 $userfile_tmp_name=$_FILES['userfile']['tmp_name'];
 $userfile_size=$_FILES['userfile']['size'];
 $userfile_type=$_FILES['userfile']['type']

and my submitform look like

Code:

<?php 

function upload_form() {
    
    ?>
    <h3>File Upload:</h3>
        Select a file to upload: <br />
         <form action="<? echo $_SERVER['PHP_SELF']?>" method="POST" enctype="multipart /form-data">
             <input type="file" name="userfile" id="userfile">
             <input type="submit" name="action"  value="upload">
             </form>
           <?
}

i m going crazy with this.
so plz plz some one help me.
i will be greatful to u.