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few lines to one - how to?

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Top Forums Shell Programming and Scripting few lines to one - how to?
# 1  
Old 06-23-2010
few lines to one - how to?
hello!
a have a file with few lines:
Code:
Viva
18003
18004

how to write a script to edit this file to one line file:
Viva1800318004

Please help!

Moderator's Comments:
Mod Comment Use code tags please, ty.
Last edited by zaxxon; 06-23-2010 at 04:37 AM.. Reason: code tags
# 2  
Old 06-23-2010
Hi,

Code:
paste -s -d\0 IN_FILE

# 3  
Old 06-23-2010
Code:
paste -s -d "" in.file > out.file

# 4  
Old 06-23-2010
Code:
for f in input_file
do
f >> tmp_file
mv tmp_file final_file
done

this will do. but i m sure if u wait a lil more.. masters of sed and awk will show up wid a lot better ways. i will say go with that. Smilie
i dont know sed and awk. if anyone can guide me where to read (sed and awk) from please let me knw.
# 5  
Old 06-23-2010
With awk..maybe:

Code:
awk '{printf "%s", $0} END{print}' IN_FILE

# 6  
Old 06-23-2010
GNU sed:
Code:
sed -e :a -e 'N; s/\n/ /; ta' infile
Viva 18003 18004

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