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Wrong Type of Variable
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To
17/12/2004 13:33:56
General information
Forum:
Visual FoxPro
Category:
Visual FoxPro Beta
Environment versions
Visual FoxPro:
VFP 9
OS:
Windows XP SP2
Network:
Windows 2000 Server
Database:
Visual FoxPro
Miscellaneous
Thread ID:
00969940
Message ID:
00970133
Views:
29
>>>>I see You already got your answer, but, wouldn't this work?
>>>>
>>>>
>>>>local laTotal(1)
>>>>
>>>>laTotal[1] = 0
>>>>select SUM(JN6.nJN6_3) ... Into array laTotal
>>>>
>>>>* If there were no records "tallied", laTotal would still be 0
>>>>
>>>>LcMessage = "Amount of it is " + Transform(laTotal[1])
>>>>
>>>>
>>>
>>>on VFP9 aggregate functions, a value returns always, eventually NULL.
>>>
>>>Fabio
>>
>>Yes, it will return a zero or eventually null as you said, that is why I changed alltrim(str()) to transform, but if you do not want the "Amount of it is NULL" you can use, as you sugested, nvl(laTotal[1], 0), the point is that there is no need to check for _tally, AFAIK
>
>Then you can to improve it:
>
>SET NULLDISPLAY TO 'None'
>
Yes, I think that is a good suggestion.
"The five senses obstruct or deform the apprehension of reality."
Jorge L. Borges?

"Premature optimization is the root of all evil in programming."
Donald Knuth, repeating C. A. R. Hoare

"To die for a religion is easier than to live it absolutely"
Jorge L. Borges
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