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Print the row element till the next row element appear in a column

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Top Forums Shell Programming and Scripting Print the row element till the next row element appear in a column
# 1  
Old 11-08-2012
Print the row element till the next row element appear in a column
Hi all

I have file with columns

Code:
F3       pathway      CPS
F2
H2
H4
H5
H6       no pathway    CMP
H7
H8
H9
H10

My expected output is

Code:
F3       pathway      CPS
F2        pathway      CPS
H2        pathway      CPS
H4       pathway      CPS
H5       pathway      CPS
H6       no pathway    CMP
H7       no pathway    CMP
H8       no pathway    CMP
H9       no pathway    CMP
H10      no pathway    CMP

Kindly guide me
# 2  
Old 11-09-2012
Code:
awk ' { if($2 !~ /^ *$/) { a=substr($0,length($1)+1,index($0,$NF)-length($NF)); b=$NF; } print $1, a, b } ' file

Last edited by Yoda; 11-09-2012 at 12:45 AM..
# 3  
Old 11-09-2012
Hi

Code:
awk 'NF>1{x=substr($0,index($0," "));}{print $1 x;}' file

Guru.
# 4  
Old 11-09-2012
Hi

Thanks for reply.

It seems my file is complex so I am attaching here in this file rows of 2nd and 3rd column should be replicated.

u represents fourth columns and t represents fifth column aonwards and others.

Please guide me
BDcheck.txt (2.5 KB) 
# 5  
Old 11-09-2012
Hi
With the solutions provided to you till now, show us what have you tried?

Guru.
# 6  
Old 11-09-2012
Hi

My output is attached fle! which is not as expected.Smilie
BDnew2.txt (1.4 KB) 
# 7  
Old 11-09-2012
Thanks I got it now myself
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