On Fri, 22 Nov 2013, derox wrote: > On Fri, 22 Nov 2013, derox wrote: > > Hi! > > > > Though I have limited knowledge of C++, I do believe it has the following > > functionallity that also could be useful in Gambas: > > > > If you have an IF-block with several statements that are to be evaluated, > > in C++ it will jump out of that evalutaion proccess as soon as it > > encounters a true statement. That way you can put procedure-calls from the > > IF-block that would normally crash the program if the prior checks are > > TRUE, but otherwise would run successfully. > > > > Well... I think you mean: jumps out of a chain of ORs when a TRUE statement > is reached and jumps out of a chain of ANDs when a FALSE statement is > reached? > > > Just a silly example > > > > If(itsWinterTime OR iceCreamWagonIsOpen) Then 'There are no Ice Wagons > > around in Winter, and the program will wonder what you are talking about > > and go crash sending out an Error message, but if it is summer time, there > > will be a ice wagon, but it is not neccessarily open :) > > ... > > End if > > This is called short-circuit evaluation and Gambas has it. Look at... the > documentation of If[0]. > > Regards, > Tobi > > Hehe, yes - this is what I meant, but I struggeled to find the right terms > that you so well presented here. Life get's easier when you know the right > words :p > > I though I found my code running after a TRUE statement was passed... > that's why I made the suggestion, but I must have missed something :) >
Yeah, Gambas uses a slightly different syntax: If bExpr And bExpr2 Then ' ... Endif is normal non-short circuit. But if you use the And If operator: If bExpr And If bExpr2 Then ' ... Endif then you get what you want. Regards, Tobi Wow, OK! Then I get it! Best wishes! ------------------------------------------------------------------------------ Shape the Mobile Experience: Free Subscription Software experts and developers: Be at the forefront of tech innovation. Intel(R) Software Adrenaline delivers strategic insight and game-changing conversations that shape the rapidly evolving mobile landscape. Sign up now. http://pubads.g.doubleclick.net/gampad/clk?id=63431311&iu=/4140/ostg.clktrk _______________________________________________ Gambas-user mailing list Gambas-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/gambas-user