Posted by Kurrent on 07/05/07 03:32

On Jul 4, 9:27 pm, Jerry Stuckle <jstuck...@attglobal.net> wrote:
> Kurrent wrote:
> > I have some data from text fields that are being passed over through a
> > form that I am displaying with the $_POST superglobal. Once i have
> > echo'd out this data onto the next page, i'd like to continue to use
> > it on the next page. I haven't figured out how to do this properly
> > just yet, but I'm guessing it has something to do with sessions. I
> > have MANY variables being passed (over 100) and I'm hoping i don't
> > have to register each one of these manually with $_SESSION[].
>
> > example.
>
> > //first page (index.html)
>
> > <form action="form.php" method="post">
> > <select name="color"><option value="blue">blue</option><option
> > value="red">red</option>
> > <input name="submit" type="submit">
>
> > //new page (form.php)
> > <?php
> > echo "Bill's favorite color is {$_POST['color']}";
> > ?>
> > ////
>
> > Now say I want to use this $_POST['color'] value on another page that
> > the form.php takes you to next.....how do i continue to use this value
> > across multiple pages?
>
> > I'm assuming this is a trivial question, but i can't seem to figure it
> > out! Any help is much appreciated..thanks guys!
>
> Two ways - make them hidden fields on each page (only works if you're
> using forms), or store each one in the $_SESSION superglobal, i.e.
>
> <?php
> session_start();
> $_SESSION['color'] = $_POST['color'];
> ?>
>
> And when you want to use it:
>
> <?php
> session_start();
> $color = $_SESSION['color'];
> ?>
>
> Of course you will want to validate the entries to ensure they exist,
> contain valid values, etc. (never assume $_POST data is accurate!).
>
> But hopefully you get the idea.
>
> --
> ==================
> Remove the "x" from my email address
> Jerry Stuckle
> JDS Computer Training Corp.
> jstuck...@attglobal.net
> ==================

ack, this is close to what i originally did...on my second page i made
all the default values in a form the carried over values, but i have
so many variables i was hoping i don't have to register them one-by-
one. Looks like i'm gonna have to rename my values and make some sort
of loop to register them all.

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