On Thu, Jun 13, 2013 at 1:49 PM, BUSCHKE Daniel < Daniel.BUSCHKE@xxxxxxxxxxxxx> wrote: > To be more technical: > > If intval('8315e839da08e2a7afe6dd12ec58245d') would return NULL instead of > 8315 then PHP would be still weak-typed and the developer could know that > the conversion failed. Good idea? Of course NULL should be transparent in > operations like +. So 0 + NULL should be still 0. > > Regards > Daniel > > It would just break too much. I see lots of scripts that have things like this: $var = '12 beers'; echo $var + 4; and they expect it to be 16 of course. Or what about badly trimmed strings, when reading from a file it can include extra line endings and it's so much easier to just ignore that because PHP will convert it just fine. - Matijn