[ale] Bash script question

Geoffrey esoteric at 3times25.net
Tue Oct 11 11:37:54 EDT 2005


Bob Kruger wrote:
> All;
> 
> I need to parse some simple text files.  I would like to do this in
> the BASH shell and not have to invoke Perl, AWK, etc.  I did the same
> a couple of years ago, but lost the code.
> 
> If I have a text file that has, for example, 6 lines, and I want to
> parse field in the 4th line, what can I run from the BASH shell to
> print out only the 4th line?

sed -n '4p' text_file

tail -4 text_file|line

head  -n4 text_file|tail -1

awk '{if (NR == 4) {print; exit}}' text_file

-- 
Until later, Geoffrey



More information about the Ale mailing list