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How to format output in columns by appending multi lines one by one?

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Top Forums Shell Programming and Scripting How to format output in columns by appending multi lines one by one?
# 8  
Old 05-05-2014
Try :

Code:
$ cat file
Customer : Apr 24 16:31 Customer_Name_111121.txt
Apr 24 16:32 Customer_Name _111121. txt
Apr 24 16:34 Customer_Name_111112. txt
Apr 24 16:35 Customer_Name _222223. txt
Apr 24 16:37 Customer_Name_999999. txt
Brain-UCG : Apr 24 16:35 User_config_20140107.dat
Apr 24 16:36 User_config_20140110.dat
Apr 24 16:36 User_config_20140109.dat

Code:
$ awk --re-interval '/^[[:alpha:]]{3}[[:space:]][[:digit:]]{2}/{$0="\t "$0}1' file
Customer : Apr 24 16:31 Customer_Name_111121.txt
	 Apr 24 16:32 Customer_Name _111121. txt
	 Apr 24 16:34 Customer_Name_111112. txt
	 Apr 24 16:35 Customer_Name _222223. txt
	 Apr 24 16:37 Customer_Name_999999. txt
Brain-UCG : Apr 24 16:35 User_config_20140107.dat
	 Apr 24 16:36 User_config_20140110.dat
	 Apr 24 16:36 User_config_20140109.dat

---------- Post updated at 10:29 PM ---------- Previous update was at 10:26 PM ----------

Or use sprintf
Code:
$ awk --re-interval '/^[[:alpha:]]{3}[[:space:]][[:digit:]]{2}/{$0=sprintf("%13s"," ")$0}1'

This User Gave Thanks to Akshay Hegde For This Post:
ketanraut
# 9  
Old 05-07-2014
Hi Akshay,

Thats what i am looking for.....Thakyou so much.
Only one small help,could you please explain me how does it works???.

Thanks
ketanr
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