Re: Variables with - in their name

On Sun, 2012-11-18 at 01:37 -0700, Nathan Nobbe wrote: > On Sat, Nov 17, 2012 at 11:09 PM, Ron Piggott < > ron.piggott@actsministries.org> wrote: > > > I have made the following variable in a form: (I am referring the > > <select> ) > > > > <?php > > > > $row['promo_code_prefix'] = 42; > > $row['promo_code_suffix'] = 2; > > > > echo "<select name=\"distributor-" . $row['promo_code_prefix'] > > . "-" .. > > $row['promo_code_suffix'] . "\" style=\"text-align: > > center;\">\r\n"; > > > > ?> > > > > It could be wrote: > > > > <?php > > > > echo $distributor-42-2; > > > > ?> > > > > Only PHP is treating the hyphen as a minus sign --- which in turn is > > causing a syntax error. > > > > How do I retrieve the value of this variable and over come the “minus” > > sign that is really a hyphen? > > > > php > ${distributor-42-2} = 5; > php > echo ${distributor-42-2}; > 5 > > I think that's it. > > -nathan I'd just try and avoid the hyphens in the variable names in the first place if you can. Can you guarantee that everyone working on this system will know when to encapsulate the variables in braces? Thanks, Ash http://www.ashleysheridan.co.uk