Reply to Re: problems with POST

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Posted by Wolfgang Forstmeier on 11/28/05 11:46

moriman wrote:
> "Juliette" <jrf_no_spam@jokeaday.net> wrote in message
> news:438a9e1c$0$64688$dbd45001@news.wanadoo.nl...
>> moriman wrote:
>>> wow, thx for the *very* quick reply ;-)
>>>
>>> tried changing the
>>> echo "\$p = $p<br><br>";
>>>
>>> to
>>>
>>> echo "\$p = " . $_POST['p'] . "<br><br>";
>>>
>>> but still not working :(
>>>
>>> mori
>>>
>>> "Gordon Burditt" <gordonb.ari4j@burditt.org> wrote in message
>>> news:11ok7r8qgjmg89a@corp.supernews.com...
>>>
>>>>> The script below *used* to work. I have only just set up a
>>>>> server, PHP etc again on my Win98 system and now it doesn't?
>>>> A variable passed from HTML by the POST method is $_POST['r'] or
>>>> $_POST['p'], *not* $r or $p. (Also see $_GET for variables
>>>> passed by the GET method). Fix your script. Do not turn
>>>> on "register_globals".
>>>>
>>>> Gordon L. Burditt
>>>>
>>>>
>>>>
>>>>> On first loading this page, you would have
>>>>>
>>>>> $p =
>>>>>
>>>>> and the button image below it.
>>>>> On clicking the button the same page would reload but pass the hidden
>>> values
>>>
>>>>> (r=w & p=f)
>>>>> so that the first line of the page would then have
>>>>>
>>>>> $p = f
>>>>>
>>>>> This no longer works???
>>>>>
>>>>> <?php
>>>>> echo "<html><body>";
>>>>> echo "\$p = $p<br><br>"; //###
>>>>> $str = <<<HTM
>>>>> <head>
>>>>> </head>
>>>>> <body>
>>>>> <form action="" method="post">
>>>>> <input type="hidden" name="r" value="w">
>>>>> <input type="hidden" name="p" value="f">
>>>>> <input type="image" src="http://home/images/faq-up.gif" border="0"
>>>>> height="22" width="77">
>>>>> </form>
>>>>> </body>
>>>>> </html>
>>>>> HTM;
>>>>> echo $str;
>>>>> ?>
>>>>>
>>>>>
>>>>> on printing the $_ENV variables along with the the above script I find
>>> the
>>>
>>>>> following :
>>>>>
>>>>> QUERY_METHOD POST
>>>>> REQUEST_METHOD POST
>>>>> FORM_P f
>>>>> FORM_R w
>>>>>
>>>>> Is there something I haven't enabled in my
>>>>> setup of PHP that is stopping this from working now?
>>>>>
>>>>> Or has something changed with PHP, so that I have to do this another
> way?
>>>>> many thanks
>>>>>
>>>>> mori
>>>>>
>>>>>
>>>>>
>>>>
>>>
>> Try:
>>
>> echo "\$p = " . $HTTP_POST_VARS['p'] . "<br><br>";
>
> nope, doesn't work either :(
>
>

This will work, you have to set up an submit button
(javascript or nativ html to send your form data)

If you would like to have an image you should prefer JavaScript.
If a simple HTML - Button is enougth try the simple Submit Button like
in my example.
Have Fun...

<?php
echo "<html>";
echo "\$p = ".$_POST['p']."<br><br>"; //###
$str = <<<HTM
<head>
</head>
<body>
<form action="" method="post">
<input type="hidden" name="r" value="w">
<input type="hidden" name="p" value="f">
<input type="submit">
</form>
</body>
</html>
HTM;
echo $str;
?>

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