Posted by Tom Rogers on 01/10/05 04:36

Hi,

Monday, January 10, 2005, 12:04:28 PM, you wrote:
JI> I just narrowed something down about forms and POST and would like
JI> education. In the following scenarios, all work except #4. $_POST is
JI> null. Why is that?

JI> Setup:
JI> 1) Running on localhost
JI> 2) /foo/index.php has the following:
JI> <? var_dump($_POST); var_dump($_GET); ?>
JI> 3) /index.php contends vary per scenario (below)

JI> Running RHEL 3, all updates (PHP 4.3.2).

JI> SCENARIO 1:
JI> /index.php contains the following:

JI> <form method="get" action="/foo/index.php">
JI> <input name="foobutton" type="submit">
JI> </form>

JI> In this case in /foo/index.php $_GET has the right value, i.e.
array('foobutton' =>> '');

JI> SCENARIO 2:
JI> /index.php contains the following:

JI> <form method="get" action="/foo">
JI> <input name="foobutton" type="submit">
JI> </form>

JI> In this case in /foo/index.php $_GET has the right value, i.e.
array('foobutton' =>> '');

JI> SCENARIO 3:
JI> /index.php contains the following:

JI> <form method="post" action="/foo/index.php">
JI> <input name="foobutton" type="submit">
JI> </form>

JI> In this case in /foo/index.php $_POST has the right value, i.e.
array('foobutton' =>> '');

JI> SCENARIO 4:
JI> /index.php contains the following:

JI> <form method="post" action="/foo">
JI> <input name="foobutton" type="submit">
JI> </form>

JI> In this case in /foo/index.php $_POST is NULL.

JI> HUH? Why is $_POST empty? Is Apache doing something to kill the form's
JI> post information when it has to resolve /foo to /foo/index.php?


If you do a post to just the domain name apache does a redirect to /foo/index.php
losing the post info.

--
regards,
Tom

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