John Taylor-Johnston wrote:
I ended up going with this. Wasn't sure how to use list anyhow. Look good?
$sql = 'SELECT * FROM '.$table.' ORDER BY RNum;';
echo "";
$news = mysql_query($sql);
while ($mydata = mysql_fetch_object($news))
{
foreach ($_SESSION['TrolleyContents'] as $value)
if
Robert Cummings wrote:
On Mon, 2005-10-03 at 18:08, John Taylor-Johnston wrote:
>Use "foreach" to traverse the array and display each trolly entry nicely
If list() works for you it's fine. I don't really use it so not entirely
sure of it's functionality with respect to looping.
I
On Mon, 2005-10-03 at 18:08, John Taylor-Johnston wrote:
> >Use "foreach" to traverse the array and display each trolly entry nicely
>
> This might be cleaner? I'm not sure if I'm using while and list right,
> but somehting like that?
>
> $glquery = mysql_query($sql);
> while ($mydata = mysql_f
>Use "foreach" to traverse the array and display each trolly entry nicely
This might be cleaner? I'm not sure if I'm using while and list right,
but somehting like that?
$glquery = mysql_query($sql);
while ($mydata = mysql_fetch_object($glquery)) {
while (list($_SESSION['TrolleyContents'], $
In the search results, I use something longwinded:
You are talking about doing this, below. It looks a little clunky,
doesn't it?
foreach ($_SESSION['TrolleyContents'] as $value) {
$sql = "select * where RNum= $value";
$news = mysql_query($sql1) or die ...
while ($mydata = mysql_fetch_ob
On Mon, 2005-10-03 at 16:38, John Taylor-Johnston wrote:
> Robert Cummings wrote:
> >I took a look at your link and it appears to be working fine, though you
> >haven't yet wired up the viewcart.php
>
> When I create viewcart.php, what is the best way to extract and display
> the contents of $_
Robert Cummings wrote:
>I took a look at your link and it appears to be working fine, though you
>haven't yet wired up the viewcart.php
When I create viewcart.php, what is the best way to extract and display
the contents of $_SESSION['TrolleyContents'] ?
Do I use my $sql value?
or in my while
On Mon, 2005-10-03 at 14:51, John Taylor-Johnston wrote:
> Is that over kill? No matter how I slam it, still referring to my
> Frankensteinian merge, "unset" does the job.
> http://testesp.flsh.usherbrooke.ca/db/trolley.php
> But then again, I will not require a quanity of items. The visitor will
Is that over kill? No matter how I slam it, still referring to my
Frankensteinian merge, "unset" does the job.
http://testesp.flsh.usherbrooke.ca/db/trolley.php
But then again, I will not require a quanity of items. The visitor will
only want one copy of a bibliographic entry :-\ - I hope?!
You
On Mon, 2005-10-03 at 14:11, John Taylor-Johnston wrote:
> Excellent. Thanks. I think I follow what you have done. But to
> clarify, and learn, what are you doing with -= ?
> $trolley[$item] -= $quantity;
> Likewise, i had not followed what you were doing with the lines I
> commented out. They did
Excellent. Thanks. I think I follow what you have done. But to clarify,
and learn, what are you doing with -= ?
$trolley[$item] -= $quantity;
Likewise, i had not followed what you were doing with the lines I
commented out. They did not seem to work, and I succeeded in doing what
I wanted withou
On Sun, 2005-10-02 at 01:01, Robert Cummings wrote:
>
> If you go with an array system might I suggest the following change to
> what I wrote:
I'm resending a better way to do the simple trolley since you seemed to
have created a Frankensteinian merge of the two examples I sent
previously. This ve
This is what you recommended.
Is there a reason you're using a comma delimited string? I would
recommend using an array instead:
This is what I implemented? Where did I go wrong?
John
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>This is the old version I demonstrated. You should go with the later
>version that sets the values to the quantity :)
I thought I had? Haven't I?
But this is the easiest shopping cart I have ever seen.
However, I still have not understood what you were doing with these
lines I commented out.
On Mon, 2005-10-03 at 00:16, John Taylor-Johnston wrote:
> >Warning: Bad arguments to implode() in /var/.../printtrolley.php on
> line 14
> >Array ( [TrolleyContents] => 1 3 4 4 5 6 )
>
> I restarted Mozilla and tried again.
> It's ok now.
> Thanks for your time.
The old session was probably s
>Warning: Bad arguments to implode() in /var/.../printtrolley.php on
line 14
>Array ( [TrolleyContents] => 1 3 4 4 5 6 )
I restarted Mozilla and tried again.
It's ok now.
Thanks for your time.
Array
(
[TrolleyContents] => Array
(
[16] => 16
[30] => 30
Robert Cummings wrote:
Is there a reason you're using a comma delimited string? I would
recommend using an array instead:
Cheers,
Rob.
Hi,
Still absorbing this array stuff :).
I'm getting this error. And when RNum = 1 or = 16 or = 116, it only
registers '1', or whatever the first digit
Robert Cummings wrote:
To decrement the quantity of an item in the trolley:
RNum] ) )
{
$_SESSION['TrolleyContents'][$myData->RNum] -= 1;
if( $_SESSION['TrolleyContents'][$myData->RNum] <= 0 )
{
unset( $_SESSION['TrolleyContents'][$myData->RNum] );
}
}
?>
I'll leave it as an e
On Sun, 2005-10-02 at 00:37, John Taylor-Johnston wrote:
> Robert Cummings wrote:
>
> > > session_name( 'CCLTrolley' );
> > session_start();
> > // Initialize the trolley.
> > if( !isset( $_SESSION['TrolleyContents'] ) )
> > {
> > $_SESSION['TrolleyContents'] = array();
> > }
> > // Add new entry
On Sun, 2005-10-02 at 00:41, John Taylor-Johnston wrote:
> Robert Cummings wrote:
>
> > And $_SESSION instead of session_register and always access your session
> > vars through $_SESSION.
>
> I'm safe with "PHP Version 4.1.2" ?
Should be. The docs state that the $_XXX series of vars were introd
Robert Cummings wrote:
And $_SESSION instead of session_register and always access your session
vars through $_SESSION.
I'm safe with "PHP Version 4.1.2" ?
John
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Robert Cummings wrote:
$_SESSION['TrolleyContents'][$_POST['AddToTrolley']] =
$_POST['AddToTrolley']
}
echo implode( ',', $_SESSION['TrolleyContents'] );
?>
I've never been very good getting my head around arrays.
Then how do I check to know if $mydata->RNum is in
$_SESSION['TrolleyContents
On Sun, 2005-10-02 at 00:32, John Taylor-Johnston wrote:
> > >
> > session_name( 'CCLTrolley' );
> > session_start();
> >
> > //
> > // Initialize the trolley.
> > //
> > if( !isset( $_SESSION['TrolleyContents'] ) )
> > {
> >$_SESSION['TrolleyContents'] = '';
> > }
> >
> > //
> > // Add new en
Robert Cummings wrote:
John Taylor-Johnston wrote:
Robert Cummings wrote:
Why is it outdated semantics?
Might i refer you to:
http://ca.php.net/manual/en/language.variables.predefined.php
http://ca.php.net/manual/en/function.session-register.php
$HTTP_POST_VARS has been consid
On Sun, 2005-10-02 at 00:18, John Taylor-Johnston wrote:
>
> P.S. do folks prefer I reply on top or on bottom?
Some people don't care, but those that do care have loud voices and
would prefer you bottom post since they haven't yet been upgraded to
random access reading and are still hooked up to a
John Taylor-Johnston wrote:
Looks a bit odd to me :) But could be because you're using outdated
semantics. It should be sufficient to do the following:
[snip]
Why is it outdated semantics?
I believe he was referring to your use of $HTTP_POST_VARS and
session_register, which have been replac
On Sun, 2005-10-02 at 00:18, John Taylor-Johnston wrote:
> Robert Cummings wrote:
>
> Why is it outdated semantics?
>
> P.S. do folks prefer I reply on top or on bottom?
Might i refer you to:
http://ca.php.net/manual/en/language.variables.predefined.php
http://ca.php.net/manual/en/function.sess
Robert Cummings wrote:
On Sat, 2005-10-01 at 23:57, John Taylor-Johnston wrote:
$TrolleyContents is a string.
Basically what I want to accomplish here is if $TrolleyContents already
exists append $AddToTrolley to $TrolleyContents, if not register
$TrolleyContents.
Am I going about it righ
On Sat, 2005-10-01 at 23:57, John Taylor-Johnston wrote:
> $TrolleyContents is a string.
> Basically what I want to accomplish here is if $TrolleyContents already
> exists append $AddToTrolley to $TrolleyContents, if not register
> $TrolleyContents.
> Am I going about it right?
> John
>
> #prin
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