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Posted by Captain Paralytic on 01/05/07 14:09
Anne Bos wrote:
> On 5 Jan 2007 03:53:25 -0800 wrote "Captain Paralytic"
> <paul_lautman@yahoo.com>:
>
> >
> >Anne Bos wrote:
> >
> >> In a database about houses I want the visitor to make a choice by
> >> typing in an address. As a result the database presents one or more
> >> adresses according to the input. So far so good.
> >>
> >> However, when arriving on this page I want to present a greeting and
> >> some instructions. So the page starts with:
> >> <?php
> >> if (!isset ($_POST['address'])) {echo "Welcome, Instructions etc.";}
> >> ?>
> >>
> >> In spite of this I always get a list of all addresses, perfectly as I
> >> want to present them AFTER the input.
> >> What might I do wrong, what is it I'm overlooking?
> >> Any suggestion is appreciated.
> >
> >Is the rest of the code in an "else" block, or will is execute
> >regardless of whether $_POST['address'])) is set?
>
> To get rid of this situation I made an 'else' block with a code that
> is checked when results are coming. But I thought that this should not
> be necessary as in the beginning there should be no input is
> POST['address']
If you don't code the else, then all the code will run regardless of
the if statement. You do understand the basics of programming don't you?
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