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  1. #!/bin/bash
  2. awk -F, '{print $0, NR==1?"c4":($NF==$(NF-1))?"match":"mismatch"}' OFS=,
Success #stdin #stdout 0s 23336KB
comments (?)
stdin
copy 
id,name
1,1
10,2
stdout
copy 
id,name,c4
1,1,match
10,2,mismatch
https://ideone.com/oarShB
language:
Bash (bash 5.0.3)
created:
5 years ago
visibility:
public

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