I speak under correction but the reason could be that if someone tries to hack
your site, for example I post to your HTML page, you want to check it your
$_POST contains a certain variable (which may be hidden)
Not really sure besides that
>>> Perry J�nsson <[EMAIL PROTECTED]> 11/22/2004 10:57:23 PM >>>
Jay Blanchard wrote:
> [snip]
> What is the difference between these two examples?
> Both works fine for me.
>
>
>
> 1. if ($_POST['submit'] == 'Login') {
> ...
> ...
> }
>
> 2. if (isset($_POST['submit']) {
> ...
> ...
> }
> [/snip]
>
> One is checking if $_POST contains a specific value, the other just checks to
> see if it contains a value. If $_POST['submit'] contains 'foo' is ISSET. Make
> sense?
Maybe a daft question but why would you like to check for a specific value?
Can you give an example when this is a good thing to do?
/PJ
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