You don't need to know when you hit the end. Rather, simply remove the last
|| after the completion of the loop.
while (list($new_qID,$new_aID) = each ($new_answers)) {
$sql .= "qID=\"$new_qID || \"";
}
$sql .= substr( $sql, 0, -3) .") AND uID = \"$uID\"";
-----Original Message-----
"Joe Rice" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]...
>
> Hello,
>
> I would like to know how i can know when i'm at the
> end of an array during a while loop?
>
> reset($new_answers);
> while (list($new_qID,$new_aID) = each ($new_answers)) {
> $sql .= "qID=\"$new_qID\ ||" ";
> }
> $sql .= ") AND uID = \"$uID\"";
>
> i would like to know how to stop putting the " || " at
> the end of $sql in the middle of the while loop.
>
> any help would be appreciated.
>
> thanks,
> joe
>
>
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