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Functions: Replace function
2004-06-04 -- Maarten
 
Newsgroups: comp.lang.clarion

> I need a procedure something like this
> ReplaceString(BigTextString,FindString,ReplaceString), where it looks for
> the FindString and replaces it with ReplaceString in the BigTextString.


>SubstTokInMacro(BigTextString,FindString,ReplaceString)

!======================================================================
SubstTokInMacro      PROCEDURE  (STRING pTekst, |
                                 STRING pToken, |
                                 STRING pReplace)  !,String
RetVal            STRING(65520)
Pos               LONG
Tl                SHORT   !TokenLenght
  CODE
  !(STRING pTekst, STRING pToken, STRING pReplace), String
  RetVal = pTekst
  Tl     = LEN(CLIP(pToken))
  IF RetVal = '' OR Tl = 0
    RETURN RetVal
  END
  !
  Pos = INSTRING(pToken, RetVal, 1, 1)
  LOOP WHILE Pos
    RetVal = RetVal[1 : Pos-1] & CLIP(pReplace) & RetVal[Pos+Tl : 65520]
    Pos = INSTRING(pToken, RetVal, 1, 1)
  END
  !
  RETURN RetVal

!==================================================================

--

Best regards,
Maarten
CDD3.1, C5EEb, C5.5.08EE, C60EE - ABC
Certainly Clarion Developer



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