MatchText, MatchChunk and the needle in the haystack

Dave dave at looktowindward.com
Mon Mar 19 12:34:31 CDT 2007


Hi,

Not 100% sure, but should you start from 1? e.g.

>     put 0 into pos

should be:

  put 1 into pos

All the Best
Dave

On 19 Mar 2007, at 17:24, Bryan McCormick wrote:

>
> -- note that i added a third param in case i need to "force" the  
> routine to start elsewhere. it is set to 0 when i run this on the  
> string in question (which by the way is about 5000 chars long)
>
> function makeOffsets mth,textBlock,posStart
>   if posStart = empty then
>     put 0 into pos
>   else
>     put posStart into pos
>   end if
>   repeat until varOffset = 0
>     put offset(mth, textBlock, pos) into varOffset
>     if varOffset <> 0 and varOffset <> posStart then
>       if pos  <> 0 then
>         put pos&return after newText
>       end if
>       add varoffset+length(mth)+1 to pos
>     else
>       exit repeat
>     end if
>   end repeat
>   return newText
> end makeOffsets
>




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