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Thread: How to remove duplicate lines of a record without changing the order
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Old 08-02-2008
radoulov's Avatar
radoulov radoulov is offline Forum Staff  
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Join Date: Jan 2007
Location: Варна, България / Milano, Italia
Posts: 2,915
As I said,
you just need to search the forums to find the following solutions:



Code:
awk '!_[$0]++' input


Code:
perl -ne'print unless $_{$_}++' input

or:


Code:
perl -ne'$_{$_}++||print' input