Search code examples
excelfilterformula

Filtering 2 columns for matching values


I have 2 columns in excel. I want to find matching values within these two columns and put them in a third column.

Here’s what I tried:

=FILTER(A:A,COUNTIF(A:A,B:B))

returns 0

Sample data:

A B
AA01 EE04
CC02 CD06
BB03 AA02
AA04 AA01
EE04 CC02

Expected output:

C
AA01
CC02
EE04

Solution

  • How about using XMATCH() or COUNTIF()


    enter image description here


    • Formula used in cell D1

    =FILTER(A1:A5,ISNUMBER(XMATCH(A1:A5,B1:B5)))
    

    • Formula used in cell E1

    =FILTER(A1:A5,COUNTIF(B1:B5,A1:A5))