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Printing the next line side by to the current line

 
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# 1  
Old 06-04-2014
Printing the next line side by to the current line
Help,
I have a text file which looks like

Code:
disco 5674536
3456 jambo

disco 453678
4578 jambo

I would like to have an output which looks like below

Code:
disco 3456 disco 4578

So, its greping disco intitially and printing the first column of the immediate next line side to it.Is it possible?

Thanks in advance for your help

Moderator's Comments:
Mod Comment
using GUI for code tags, after you added code tags, you insert in between your content...
Regards
Last edited by vbe; 06-04-2014 at 05:32 AM.. Reason: Code not working.
# 2  
Old 06-04-2014
Code:
$ awk '/disco/{s = $1; getline; printf s OFS $1 OFS}END{printf RS}'  file
disco 3456 disco 4578

# 3  
Old 06-04-2014
Code:
awk 'NF{print $1} END{printf RS}' ORS=" " file

# 4  
Old 06-04-2014
Akshay and Scritinizer,

Many Thanks for the code. How can I modify the code if I wish to have output like

disco 3456
disco 4578

Thanks in advance,
Last edited by Indra2011; 06-04-2014 at 06:08 AM.. Reason: code
# 5  
Old 06-04-2014
Try:
Code:
awk '{print $1, $3}' RS= file

 
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