Index vs VLookUp

  • Thread starter Thread starter rvExcelTip
  • Start date Start date
Hi
just my 2 cents:
- The VLOOKUP function may be a little bit faster than the combination
of INDEX/MATCH
- VLOOKUP requires that your lokkup value is in the leftmost column of
your range. If this is not the case you have to switch to INDEX/MATCH
 
Found on decision models web page:

-INDEX is very fast and from Excel 97 onwards is a non-volatil
function (speeds up recalculation).
OFFSET is also very fast, but it’s a volatile function.-

Do you have any idea if the MATCH function is volatile?

I suppose volatile means that if you have the same formula twice in tw
different cells it is calculated only once? e.g a same MaTCH could b
embedded in different INDEX formula
 
Match is not volatile although I doubt a combination of index and mat is
faster than vlookup
 
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