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Top Forums Shell Programming and Scripting Grep string in a file and paste next line in a specific way Post 303021927 by baris35 on Monday 20th of August 2018 04:36:34 PM
Old 08-20-2018
Grep string in a file and paste next line in a specific way

Hello,
I know there are many questions and replies regarding grep command.
What I would like to do is a bit different.

File A:
Code:
hello world welcome to my page
this is my test site
how are you
I am fine, thank you
where have you been
I was in hospital
really hope you are fine now
Thanks, all black days are away now
What about your family
Thank you so much, All good
Sounds nice
Cheers
You too
Cheers2

FileB:
Code:
hello world welcome to my page
how are you
where have you been
really hope you are fine now
What about your family
Sounds nice
You too

Code:
grep -A1 'world' FileA | grep -A1 'page'

It will grep next one of the line containing world and page words and then it will paste it to FileB after matching line.

Expected output should be:
Code:
hello world welcome to my page
this is my test site
how are you
where have you been
really hope you are fine now
What about your family
Sounds nice

Really appreciated if you could lead me how to solve this.

Thanks
Boris




Moderator's Comments:
Mod Comment Please use CODE (not QUOTE!) tags as required by forum rules!

Last edited by RudiC; 08-20-2018 at 06:55 PM.. Reason: Changed QUOTE to CODE tags.
 

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ZGREP(1)						      General Commands Manual							  ZGREP(1)

NAME
zgrep - search possibly compressed files for a regular expression SYNOPSIS
zgrep [ grep_options ] [ -e ] pattern filename... DESCRIPTION
Zgrep invokes grep on compressed or gzipped files. These grep options will cause zgrep to terminate with an error code: (-[drRzZ]|--di*|--exc*|--inc*|--rec*|--nu*). All other options specified are passed directly to grep. If no file is specified, then the standard input is decompressed if necessary and fed to grep. Otherwise the given files are uncompressed if necessary and fed to grep. If the GREP environment variable is set, zgrep uses it as the grep program to be invoked. EXIT CODE
2 - An option that is not supported was specified. AUTHOR
Charles Levert (charles@comm.polymtl.ca) SEE ALSO
grep(1), gzexe(1), gzip(1), zdiff(1), zforce(1), zmore(1), znew(1) ZGREP(1)
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