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Hate Nested IFs? Consider this...
Message
De
13/01/2006 11:08:01
 
 
À
13/01/2006 10:47:36
Dragan Nedeljkovich (En ligne)
Now officially retired
Zrenjanin, Serbia
Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Versions des environnements
Visual FoxPro:
VFP 9
OS:
Windows 2000 SP4
Database:
Visual FoxPro
Divers
Thread ID:
01086217
Message ID:
01086553
Vues:
24
>>>So, if I read that properly. You are saying that one HAS to be DRUNK AND TIRED to drive the car??? No wonder there are so many accidents on the road... ;)
>>>
>>>Chad
>>
>>Wow, you're right! And all the others haven't noticed that before! We must be really lousy reviewers. :)
>
>Right - and this actually proves Jim's assertion that this can be hard to read, and my assertion that the names of methods have to be meaningful. The .drunk() and .tired(), .tank.empty() methods have completely wrong names. In a context of the example, they have to have positive names:
>
>
lCanDrive=.f.
>do case
>   case not this.HaveCar()
>   case not this.HaveLicense()
>   case not this.sober()
>   case not this.rested()
>   case not this.car.GotGas()
>   ...
>   otherwise
>   lCanDrive=.t.
>endcase
Disagree.
do case
   case not this.HaveCar()
   case not this.HaveLicense()
   case this.drunk()
   case this.tired()
   case this.car.tank.empty()
   otherwise
      lCanDrive=.t.
endcase
Groet,
Peter de Valença

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