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Appending line

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# 1  
Old 06-16-2014
Appending line
Hi,

I have a file with below contents:
Code:
vi testcode.txt
123,
2,
3,
4,
5,
6,
7,
8


The above is an example, but in real I have hundreds of lines in the file, and I would like to append all the remaining lines to first line, and it should be looks below:

Code:
123,2,3,4,5,6,7,8

Anyway to do it with sed, awk or anything? Appreciate of any helps given.

Thanks
# 2  
Old 06-16-2014
Try:
Code:
tr -d '\n' < testcode.txt;echo

This User Gave Thanks to Don Cragun For This Post:
khchong
# 3  
Old 06-16-2014
Or try:
Code:
 awk '{ORS=""}1' testcode.txt

This User Gave Thanks to chacko193 For This Post:
khchong
# 4  
Old 06-16-2014
This will leave the newline in place after the last line
Code:
paste -sd '\0' testcode.txt

This User Gave Thanks to Scrutinizer For This Post:
khchong
# 5  
Old 06-16-2014
Try also

Code:
$ sed ':a;N;$!ba;s/\n//g' file

---------- Post updated at 02:07 PM ---------- Previous update was at 02:04 PM ----------

Code:
paste -sd '' file

---------- Post updated at 02:08 PM ---------- Previous update was at 02:07 PM ----------

Tested with Gnu Sed
Code:
$ sed --version
GNU sed version 4.2.1

This User Gave Thanks to Akshay Hegde For This Post:
khchong
# 6  
Old 06-16-2014
Note: -d '' will only work with GNU paste
These 2 Users Gave Thanks to Scrutinizer For This Post:
Akshay Hegde khchong
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