Yeah Jani I know. It was more targeted at Torben than the whole audience ;)
On Thu, Dec 20, 2001 at 02:16:21AM +0200, Jani Taskinen wrote : > > I have said this all the time..as well as many others. > Try convince Zeev to fix his one script that breaks. > > --Jani > > > On Thu, 20 Dec 2001, Markus Fischer wrote: > > > Why not just check the type of the parameter? No conversion > > needed at all. If its a long -> exit/no show it. If anything > > else (well, thats to argue, but not the point) exit and show. > > It would be that easy. And, in that case, I don't care about > > the number of broken scripts. Prove there are more then you > > got fingers on your hand. And even those, you can fix under a > > second. > > > >On Wed, Dec 19, 2001 at 03:33:15PM -0800, Lars Torben Wilson wrote : > >> Vlad Krupin writes: > >> > Please, understand me correctly - I have nothing against exit() working > >> > in the same manner regardless of the type of the argument. I would love > >> > to see that. The problem is that (1) it already accepts a string, and > >> > has been working that way for a long time, so this can't go away, and > >> > (2) there is no other way (AFAIK) to set exit codes, and some people > >> > need that. Those are somewhat contradicting requirements, so we might > >> > have to compromise. > >> > > >> > I do have a problem with the compromise you proposed though, if I > >> > understood you correctly. You suggest using something like > >> > > >> > > exit("1boo") > >> > > >> > And having exit() parse the first digit out. That's BAD. What if > >> > >> It's not parsing anything. It's just converting to int using the well > >> documented rules of string to integer conversion which have existed in > >> the language for years. The language is pretty much impossible to use > >> without running into implicit type conversions--it's designed for > >> it. That's why the current behaviour of exit() breaks consistency. > >> Please, check out the Type Juggling section of the manual. This > >> shouldq not a special case, but it currently is treated as one. It > >> should behave the way the rest of the language behaves. > >> > >> > someone already uses exit("123, 456 servers are unavailable"); or > >> > something similar. How should we parse something like that? Chances > >> > >> Again, we don't. We let the language deal with it like it does every > >> other string->integer conversion. > >> > >> > of that are slim, but just as good as Zeev's argument where he says > >> > that there are scripts out there that rely on the current > >> > implementation of exit(), e.g. one of his own. Jamming two values > >> > into a storage space designed for a single value (a string) is bad > >> > :( > >> > >> In the case you gave, the only difference the user would notice > >> would be that the exit status of the script would be 123 instead of > >> 0. It would still print out the '123, 456 servers are unavailable'. > >> > >> > Vlad > >> > > >> > > >> > > >> > Lars Torben Wilson wrote: > >> > > >> > >Vlad Krupin writes: > >> > > > >> > >>Lars Torben Wilson wrote: > >> > >> > >> > >>>Perhaps I have not explained my position. I don't care whether it > >> > >>>outputs the exit status as a string--as long as it sets the error code > >> > >>>appropriately *as well*. By appropriately, I mean that 'exit("boo");' > >> > >>>would a) print 'boo' and b) return with exit status 0, but > >> > >>>'exit("1boo")'; would a) print '1boo' and b) return with exit status > >> > >>>1. This would be consistent with PHP's type conversion rules, and > >> > >>>would also tend to behave in the way that the programmer expects it > >> > >>>to. > >> > >>> > >> > >>Yikes. This is way worse than overloading. In school they called that > >> > >>data-coupling, I think. In real life this is called a hack. > >> > >> > >> > >>Sorry, but a -1 on this. > >> > >> > >> > >>Vlad > >> > >> > >> > > > >> > >No, it's called loose typing. See > >> > > > >> > >>http://www.php.net/manual/en/language.types.string.php#language.types.string.conversion > >> > > > >> > >We have a language here which considers the integer value of "5" to > >> > >be 5, and an exit() construct which ignores that. > >> > > > >> > >For instance: > >> > > > >> > > shanna% php -q > >> > > <?php exit('5'); ?> > >> > > 5 > >> > > > >> > > shanna% echo $? > >> > > 0 > >> > > > >> > > shanna% php -q > >> > > <?php exit(5); ?> > >> > > 5 > >> > > > >> > > shanna% echo $? > >> > > 5 > >> > > > >> > >How much sense does this make? None, as far as I can see. > >> > > > >> > >What I'm proposing is to make the behaviour of exit() _not_ depend on > >> > >the type of its argument. At present if the argument is an integer > >> > >exit() prints it and sets the error status, but if it's any other > >> > >type, exit() just prints it and doesn't set the exit status. This is > >> > >more complex than my proposal: no matter what the argument is, print > >> > >out its string value, and set the exit status to its integer value. > >> > > > >> > >AFAICT exit() is currently broken wrt how it handles the type of its > >> > >argument. > >> > > > >> > > > >> > > >> > > >> > > >> > >> -- > >> Torben Wilson <[EMAIL PROTECTED]> > >> http://www.thebuttlesschaps.com > >> http://www.hybrid17.com > >> http://www.inflatableeye.com > >> +1.604.709.0506 > >> > >> > >> -- > >> PHP Development Mailing List <http://www.php.net/> > >> To unsubscribe, e-mail: [EMAIL PROTECTED] > >> For additional commands, e-mail: [EMAIL PROTECTED] > >> To contact the list administrators, e-mail: [EMAIL PROTECTED] > > > > > > > -- > PHP Development Mailing List <http://www.php.net/> > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > To contact the list administrators, e-mail: [EMAIL PROTECTED] -- Please always Cc to me when replying to me on the lists. -- PHP Development Mailing List <http://www.php.net/> To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] To contact the list administrators, e-mail: [EMAIL PROTECTED]