You can probably do a proof-of-concept to see how slow is VFP compared with other approaches. Even if VFP is slow with long strings (as Cetin mentioned) you might find out that it is still much faster than other approaches.



>I am trying to keep everything in memory, I am afraid that I will suffer a speed penalty shuffling things to disk every time.
>
>All this time I never assumed VFP's concat to be slow. OK then, time to build with the DOM....
>
>>
>>String concat is slow in VFP too. I'd write to a file and read it at once.
>>Cetin