Posted by Norman Peelman on 09/28/27 11:42

"Newbie Supreme" <newbiesupreme@yahoo.com> wrote in message
news:I82dna38Oqkl3IXZnZ2dnUVZ_tydnZ2d@comcast.com...
> Thank you very much, Norm, appreciated.
>
> Are these variables maintained from page to page? I mean, the $_Request
> goes on the second page, while the form fields are on the first, correct?
> Can I continue advancing pages with the same variable names? Or do I need
> to declare them on each page? My intent is to use the chfeedback php
script
> to email the form field data and results to an email address.
>
> In terms of syntax, these { } are always supposed to enclose the seting of
a
> variable value? Or am I oversimplifying their purpose?
>
> Thanks again, that was very helpful.
>
>
> "Norman Peelman" <npeelman@cfl.rr.com> wrote in message
> news:7bTRf.77991$Fw6.15454@tornado.tampabay.rr.com...
> > "Newbie Supreme" <newbiesupreme@yahoo.com> wrote in message
> > news:qbidneQcLK71OorZRVn-jw@comcast.com...
> >> I'm practicing using form fields to add, subtract, multiply, etc., and
> > send
> >> that data to pages as well as to email scripts. It seems I'm decent
with
> >> basic calculations, but when it comes to things like adding an amount
if
> >> a
> >> certain checkbox is clicked, or using if/thens, I'm totally at a loss.
> >>
> >> Can anyone show me the php used to do the following:
> >>
> >> Page 1 has Field1, Field2, and Field3, all textboxes. It also has
Check1
> >> and Check2 These are checkboxes.
> >>
> >> How can page two show the result of:
> >>
> >> ((Field1 + Field2) x Field3) + 300 if Check1 is checked (0 if not) +
100
> > if
> >> Check2 is checked (0 if not)
> >>
> >> For example, if on the 1st page the user puts 10 in Field1, 5 in
Field2,
> > and
> >> 4 in Field3, then checks Check2, the result is 160 (10 + 5, multiplied
by
> > 4,
> >> then adding 100).
> >>
> >> Any help is appreciated, or if you know of a website that shows
> > caluclations
> >> with form fields in PHP, going from basic to complex, I would love to
> >> find
> >> it. I found one for ASP that was very helpful, it shows the code and
had
> >> example pages for progressively more complicated calculations, with
very
> >> small increments of difficulty, so you could learn very quickly.
> >>
> >> Thanks for reading.
> >>
> >>
> >
> > minus any error checking:
> >
> > ---
> >
> > if (isset($_REQUEST['Check1']))
> > {
> > $tmp = 300;
> > }
> > elseif(isset($_REQUEST['Check2']))
> > {
> > $tmp = 100;
> > }
> > else
> > {
> > $tmp = 0;
> > }
> >
> > /* you can also do this shortform once you get the hang of it
> > $tmp = isset($_REQUEST['Check1']) ? 300 : isset($_REQUEST['Check2']) ?
300
> > :
> > 0;
> > */
> >
> > $result = (($_REQUEST['Field1'] + $_REQUEST['Field2']) *
> > $_REQUEST['Field3']) + $tmp;
> >
> > echo $result;
> > ---
> >
> >
> > Norm
> >
> >
>
>

You will be required to continually pass the variables from page to page
either by setting 'hidden' form variables or by using sessions/cookies...
you have a little bit of reading to do at www.php.net

Norm

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