extracting/copy a column into a new column

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# 1  
Old 02-21-2008
extracting/copy a column into a new column


Anybody out there knows how to copy a column data into a blank column using unix command?

# 2  
Old 02-21-2008
i understand you question as follows:
file1 file2
a b c d ----> a a b c d
a b c d ----> a a b c d
awk '{ print $1" "$1" "$2" "$3" "$4 }' <file1 >file2
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