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Adding a new column in a file with other existing columns

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Top Forums Shell Programming and Scripting Adding a new column in a file with other existing columns
# 8  
Old 09-21-2010
Try this:
Code:
awk -v var="13" '
NR==1{print;next}
s{print s, var}
{s=$0}
END{print s}' file

# 9  
Old 09-21-2010
Or sed:
Code:
c=13
sed '1n;$n;s/$/ '"$c/" infile

or:
Code:
sed '1,$!s/$/ '"$c/" infile
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