>Hey all FoxPro users!
>I want comments on usefulness of following code:
>
>
>
>* Remember if you try to tokenize a common text string:
>* 1: Replace all tab characters with a space if needed
>* 2: If the delimiter is space, first trim and then strtran(Text,' ',' ') within a loop while ' ' $ Text before calling this function.
>
>* A common detokenizer:
>* Select a delimited token from a string
>
>Function TokenIx(Text,lMark,lIndex)
>* Parameteres :
>* Text = Input- string
>* lMark = Delimiter
>* lIndex = Index of token to output
>
> Private all like l*
> lCount = Occurs(lMark,Text) + 1
>
> If lCount < lIndex or lIndex < 1
> Return ''
> Else
> lStart = Iif(lIndex=1,1,At(lMark,Text,lIndex - 1) + 1)
> lLen = Iif(lIndex=lCount,Len(Text) + 1 - lStart, At(lMark,Text,lIndex) - lStart)
> Return Iif(lLen=0,' ',Substr(Text,lStart,lLen))
> Endif

You may want to look at the WORDS() and WORDNUM() functions in FoxTools; George Tasker wrote an extensive extended help file for FoxTools which can be downloaded from the Files section here on UT.