On Fri, Aug 28, 2009 at 02:53:56PM +0100, Stuart wrote:
> 2009/8/28 Adam Jimerson <vendion@xxxxxxxxxxx>:
> > On 08/27/2009 11:09 PM, Adam Jimerson wrote:
> >> This question might give away the fact that I am a php noob, but I am
> >> looking for the best way to test for form submission in PHP. I know in
> >> Perl this can be done with
> >>
> >> if (param)
> >>
> >> but I don't know if that will work with PHP. I have read the Learning
> >> PHP 5 book and the only thing that was mentioned in the book was the use
> >> of something like this
> >>
> >> print "<p>Hello ".$_POST['username']."</p>";
> >
> > Sorry copied and pasted the wrong line (long day)
> >
> > if (array_key_exists('username',$_POST))
> >>
> >> I'm sure that this is not the best/recommended way to do this but I'm
> >> hoping someone here will point me in the right direction.
>
> Two options...
>
> 1) if (isset($_POST['username'])) // Specific to any given form
>
> 2) if (count($_POST) > 0) // Just tests whether any data was POSTed
FWIW, the CodeIgniter framework uses this latter method internally.
Paul
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Paul M. Foster
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