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Edit file content at the specific line.

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Top Forums Shell Programming and Scripting Edit file content at the specific line.
# 8  
Old 03-18-2011
another shorter sed :

Code:
sed '2s/$/ anyword/' infile > outfile

# 9  
Old 03-18-2011
Quote:
Originally Posted by ctsgnb
Add "anyword" at the end of line 2 :

Code:
# cat tst
a1111,222 2222,333333,22222 22,555555 555
b1111,2222222,333333,444444 4444444,55555
a1111,222 2222,333333,22222 22,555555 555
a1111,222 2222,333333,22222 22,555555 555
a1111,222 2222,333333,22222 22,555555 555
#

then
Code:
# printf "2s/.*/& anyword/\nw\nq\n" | ed -s tst

or
Code:
# printf "2s/$/ anyword/\nw\nq\n" | ed -s tst

will give

Code:
# cat tst
a1111,222 2222,333333,22222 22,555555 555
b1111,2222222,333333,444444 4444444,55555 anyword
a1111,222 2222,333333,22222 22,555555 555
a1111,222 2222,333333,22222 22,555555 555
a1111,222 2222,333333,22222 22,555555 555
#

Hi, ctsgnb
Thanks for your reply.
If i dont know the rows number in text, can it be captured based on the first value of a11111 ( like an unique value )?
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