Hi All,

I intend to use this piece of UDF I found on internet for my requirement -

Function MYVLOOKUP(lookupval, lookuprange As Range, indexcol As Long)
Dim r As Range
Dim result As String
result = ""
For Each r In lookuprange
    If r = lookupval Then
        result = result & " " & r.Offset(0, indexcol - 1)
    End If
Next r
MYVLOOKUP = result
End Function

Formula *=MYVLOOKUP(lookup_value,lookup_range,return_column_no.)*

It does join all the matches of the lookup in one cell (results separated
by a space) and this fulfils my purpose.

The problem is, it is terribly slow. I couldn't manage to get results for a
50000 rows data with around 11000 lookup values despite waiting of 2-3
hours and eventually had to raise hands in despair.

Any ideas to (considerably) speed it up??

PS: My data is in Table format and changing its format doesn't change much.
I can provide a sample file, if need be.

Many thanks in advance.

Best regards,

Abhishek

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