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"sort" words in each line and then "sort -u" all "new&q

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unprophete

unprophete

Technical User
Apr 9, 2010
31
DE

preffered ksh, GNU tools not available on the system.

example input data:

A1 A2
B3 B1
A2 A1
B1 B2
B3 B2
B2 B1

expected result:

A1 A2
B1 B2
B1 B3
B2 B3

 
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awk '$1>$2{print $2,$1;next}{print $1,$2}' input | sort -u

Hope This Helps, PH.
FAQ219-2884
FAQ181-2886
 
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