raj comment on Famous Awk One-Liners Explained, Part II: Text Conversion and Substitution

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Perl one-liners explained

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raj Permalink

November 19, 2010, 22:41

I have a file with contents like:

abcdefg
hijklmn

and I need to have each of the lines repeated so the end result from the above example will be:

abcdefg abcdefg
hijklmn hijklmn

Any help please?

Thanks,

srinu erettw Permalink

March 25, 2011, 18:14

hi raj,

echo "srinu" | sed 's/.*/& &/g'

output: srinu srinu

Sam Lachterman slachterman Permalink

May 08, 2011, 18:15

awk '{ print $0 " " $0 }' myfile

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Famous Awk One-Liners Explained, Part II: Text Conversion and Substitution