Re: [PHP-DB] Not updating certain fields in same row

Correction:
> Also, this condition:
>
> [quote]
>
> if (!isset($_POST['txtLoginName']) || empty($_POST['txtLoginName']))
>
> [/quote]
>
> is true if and only if no form element by the name txtLoginName 
> existed on the previous page - and on top of that, empty() does the 
> same as isset() and apart from that also checks whether, if the 
> variable has been set, it has a value (0, "", NULL or FALSE) that 
> evaluates to FALSE.
>
This condition is of course also true when the form element has existed 
but has no value.