Drew Wutka
DWUTKA at Marlow.com
Wed Jun 24 16:58:51 CDT 2009
Yep. Wait a sec...are you and I in agreement? Charlotte, just admit defeat!!! If JC and I agree on something, it HAS to be true! ;) Drew -----Original Message----- From: accessd-bounces at databaseadvisors.com [mailto:accessd-bounces at databaseadvisors.com] On Behalf Of jwcolby Sent: Wednesday, June 24, 2009 2:24 PM To: Access Developers discussion and problem solving Subject: Re: [AccessD] Learning .Net -- PHP Instead? And for that matter, what is an Exit Do? It is a GoTo the line after the loop. It may not be called that but that is exactly what it is. John W. Colby www.ColbyConsulting.com Drew Wutka wrote: > Why? > > Code is used to make a functional project. It's primary purpose is to > do just that. After that, the code should be organized and readable, > and as optimized as possible. With proper objects and function, this > can be accomplished. With the exception of errorhandling a goto > statement is going to be a rare case, but NOT an excluded case, to make > the code readable and organized. In my example, making a do loop would > require addition logic on each step, because when you exit a loop, it > starts all over. > > A Do Loop cannot have extra 'loop' statements. > > Ie: > > Do > > 'some condition is met: then Loop > > Loop > > Can't do that. You can do that with a Goto statement. > > Drew > > -----Original Message----- > From: accessd-bounces at databaseadvisors.com > [mailto:accessd-bounces at databaseadvisors.com] On Behalf Of Charlotte > Foust > Sent: Wednesday, June 24, 2009 11:52 AM > To: Access Developers discussion and problem solving > Subject: Re: [AccessD] Learning .Net -- PHP Instead? > > A Do...Loop would be preferable to Goto. > > Charlotte > > -----Original Message----- > From: accessd-bounces at databaseadvisors.com > [mailto:accessd-bounces at databaseadvisors.com] On Behalf Of Drew Wutka > Sent: Wednesday, June 24, 2009 8:27 AM > To: Access Developers discussion and problem solving > Subject: Re: [AccessD] Learning .Net -- PHP Instead? > > I think it should be said that you shouldn't use GOTO to prevent > breaking your code into more logical parts. Errorhandling is a > situation which would allow Goto then. There is another situation. > Let's use an imaginary 'Phone' object that is going to make a call, and > it needs to try 20 times unless successful: > > Dim obj as Phone > Dim intTries as Long > Dim blFailed as Boolean > intTries=0 > Set obj=New Phone > > StartOfCall: > > blFailed=True > intTries=intTries+1 > If intTries=21 then Goto > > The information contained in this transmission is intended only for the person or entity > to which it is addressed and may contain II-VI Proprietary and/or II-VI Business > Sensitive material. If you are not the intended recipient, please contact the sender > immediately and destroy the material in its entirety, whether electronic or hard copy. > You are notified that any review, retransmission, copying, disclosure, dissemination, > or other use of, or taking of any action in reliance upon this information by persons > or entities other than the intended recipient is prohibited. > > -- AccessD mailing list AccessD at databaseadvisors.com http://databaseadvisors.com/mailman/listinfo/accessd Website: http://www.databaseadvisors.com The information contained in this transmission is intended only for the person or entity to which it is addressed and may contain II-VI Proprietary and/or II-VI Business Sensitive material. If you are not the intended recipient, please contact the sender immediately and destroy the material in its entirety, whether electronic or hard copy. You are notified that any review, retransmission, copying, disclosure, dissemination, or other use of, or taking of any action in reliance upon this information by persons or entities other than the intended recipient is prohibited.