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SCAN ENDSCAN does not use index tag
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General information
Forum:
Visual FoxPro
Category:
Other
Environment versions
Visual FoxPro:
VFP 9
Miscellaneous
Thread ID:
01501106
Message ID:
01501128
Views:
55
>>>>Hi,
>>>>
>>>>I have been getting some conflicting results in my code and want to make sure that SCAN .. ENDSCAN does not respect current index tag, right? That is, if I set new values in the field of the currently selected index TAG during the SCAN .. ENDSCAN the record pointer will not move back or forward but rather will go through each records.
>>>>Is this correct?
>>>>
>>>>TIA.
>>>
>>>SCAN does respect the currently set tag.
>>
>>Thank you for clarifying. No wonder I was running into a problem.
>
>I was just trying to update with more info:
>
>SCAN does respect the currently set tag. It means, if you have a filtered index, the records will be excluded. Also, the record pointer will be moving in the order of the current TAG.
>
>Usually it's a good idea to issue
>
>SET ORDER TO
>
>before running SCAN
>
>(Unless you want to use SCAN WHILE ..)

Thank you.
"The creative process is nothing but a series of crises." Isaac Bashevis Singer
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