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Simple Perl Script to get Unique values from file

Posted on 2011-03-21
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Last Modified: 2012-06-21
It has been a few years since I have used Perl.  I have a text file with about 400 entries.  There are duplicates in the file.  An example of the input file would be.

smith
jones
taylor
smith
bruce

I need a output file with only the unique values.  An example of the output file

smith
jones
taylor
bruce

order is not important - I just need the unique values

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Question by:jkteater
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ozo earned 500 total points
ID: 35183290
see
perldoc -q duplicate

perl -lne 'print unless $seen{$_}++' <inputfile > outputfile
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by:jkteater
ID: 35183386
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