session cookies

[lothadio]

**************Why an I getting this Warning?****************

Warning: Cannot send session cookie - headers already sent by (output started at c:\inetpub\

http://wwwroot\session_test.php:3)

in c:\inetpub\

http://wwwroot\session_test.php

on line 4



*****************This is my code**************************

<?
session_start();
session_register(&quot;user&quot;

//check to see if $your_name contains a value

if (!empty($user))
{
echo (&quot;$user&quot;
}

//this is the form that grabs your variable information

elseif (empty($user) && !isset($submit))
{
echo (&quot;<form name=\&quot;user validation\&quot; method=\&quot;post\&quot; action=$PHP_SELF>
<input type=\&quot;text\&quot; name=\&quot;user_name\&quot;><br>
<input type=\&quot;text\&quot; name=\&quot;password\&quot;><br>
<input type=\&quot;submit\&quot; name=\&quot;submit\ value=\&quot;submit\&quot;>
</form>&quot;
}
elseif (isset($submit) && empty($user))
{
$name_of_variable=($user_name);

echo ($user);
}
?>

 

[SteveBrett]

Warning: Cannot send session cookie - headers already sent

.. this means that there must be code before the session_start. try the session start before nay html in the page and check for a blank line at the beginning. the script that starts the session needs to be the first thing on the page ...

Steve

 

[Guest_imported]

Sometimes occurs that first line in script is white (Or somespace bar), and
Php read it as html.
Try with the first caracter in the script must be '<?'