[KLUG Programming] variable not being posted?

[Todd Pillars]

>> I decided to work a little bit on my library project.  Attempting to
>> get it working on a RH9 machine I have run in to a snag.  For a url
>> like http://localhost/librarydb/title.php?title_id=46
>> the variable title_id is not being set.  Most configuration parameters
>> are left unchanged from default.
>> if ($title_id != 0) {
>> 	do stuff here
>> }
>> else{ echo("no title_id"); }
>> with this as the url, the echo command occurs.
>> I'm confused.  Is php only allowing session variables to work and not
>> posted variables?
>
> Yep,  recent versions of PHP disable globals by default.  It is a good
> idea.
You can read the variable by either

$_GET['var'] or $_POST['var']

OR if you feel like typing a bunch

$HTTP_POST_VAR['var'] or $HTTP_GET_VAR['var']

There are some $_SERVER stuff also

T