First try isset($product) to see if it's being POSTed or GETted
properly. You might need to use $_POST['products'] or
$_GET['products'].
--- Aaron Wolski [EMAIL PROTECTED] wrote:
Argh
HOW does one check for an array being empty from a form
field??
Tried a billion
What about:
count($arrayname)
Should tell you how many items are in an array.
-Original Message-
From: Aaron Wolski [mailto:[EMAIL PROTECTED]]
Sent: Wednesday, February 05, 2003 4:04 PM
To: [EMAIL PROTECTED]
Subject: [PHP-DB] checking for empty array from a form field?
I usually use:
while(list($key,$value) = each($products)) {
echo $key:$value;
}
On Wed, 2003-02-05 at 15:03, Aaron Wolski wrote:
Argh
HOW does one check for an array being empty from a form field??
Tried a billion different things and NOTHING works
that the option
value= is empty!
Any more ideas??
*sigh*
Aaron
-Original Message-
From: Hutchins, Richard [mailto:[EMAIL PROTECTED]]
Sent: February 5, 2003 4:03 PM
To: 'Aaron Wolski'; [EMAIL PROTECTED]
Subject: RE: [PHP-DB] checking for empty array from a form field?
grrr
PROTECTED]]
Sent: February 5, 2003 4:03 PM
To: 'Aaron Wolski'; [EMAIL PROTECTED]
Subject: RE: [PHP-DB] checking for empty array from a form field?
grrr!
What about:
count($arrayname)
Should tell you how many items are in an array.
-Original Message-
From: Aaron Wolski
]]
Sent: Wednesday, February 05, 2003 4:53 PM
To: 'Hutchins, Richard'; [EMAIL PROTECTED]
Subject: RE: [PHP-DB] checking for empty array from a form field?
grrr!
Ok... well
When I select the select product which has a option
value= it tells
me the count is one (1). If I select
: Hutchins, Richard [mailto:[EMAIL PROTECTED]]
Sent: February 5, 2003 4:53 PM
To: [EMAIL PROTECTED]
Subject: RE: [PHP-DB] checking for empty array from a form field?
grrr!
Somebody else replied with isset($varname). Try that. The count()
function
is working as expected (see
http
try :
if (strlen($products) == 0) {
echo nothing entered in field;
}
http://www.php.net/manual/en/function.strlen.php
Jeff
- Original Message -
From: Aaron Wolski [EMAIL PROTECTED]
To: [EMAIL PROTECTED]
Sent: Wednesday, February 05, 2003 3:03 PM
Subject: [PHP-DB] checking for
