compare two files and print the last row into first


 
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# 1  
Old 04-27-2008
compare two files and print the last row into first

suppose
fileA
vis
vis
gyh
gye
gyh


fileB
vis 23
gyh 21
gye 32

output shud be like
in fileA ...
vis 23
vis 23
gyh 21
gye 32
gyh 21

Last edited by cdfd123; 04-27-2008 at 09:05 AM.. Reason: coloring
# 2  
Old 04-27-2008
Code:
awk 'NR==FNR{a[$1]=$2;next}$2=a[$1]' fileB fileA

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