Get line1 and line4 in a repeat pattern file - UNIX for Dummies Questions & Answers

bobo · #1 (**permalink**) 10-25-2006

I have a datafile contain hundreds of lines:

line1
1
2
line4
==================

line1
4
2
line4
==================

line1
3
1
line4
===================

.......

I want data to be:

line1
line4
=================

line1
line4
=================

line1
line4

How can I do this? Please help!

vgersh99 · #2 (**permalink**) 10-25-2006

nawk -f bobo.awk myFile.txt

bobo.awk:

Code:

BEGIN {
  FS=RS=""
}
{
  print $1 ORS $4 ORS $NF ORS
}

bobo · #3 (**permalink**) 10-25-2006

thanks I will try!

anbu23 · #4 (**permalink**) 10-25-2006

Code:

sed -n "/./{p;n;n;n;p;n;p;n;p;}" file

More UNIX and Linux Forum Topics You Might Find Helpful
Thread	Thread Starter	Forum	Replies	Last Post
repeat pattern without using excel	ajp7701	Shell Programming and Scripting	3	03-14-2008 08:28 PM
to copy and repeat	falcondown01	Shell Programming and Scripting	4	09-07-2007 05:15 PM
How to search a pattern inside a zipped file ie (.gz file) with out unzipping it	senraj01	Shell Programming and Scripting	2	04-26-2006 01:32 AM
Search file for pattern and grab some lines before pattern	frustrated1	Shell Programming and Scripting	2	12-22-2005 11:41 AM
Repeat Commands	dereckbc	UNIX for Dummies Questions & Answers	6	01-04-2005 07:15 AM

Thread Tools
Show Printable Version Email this Page
Display Modes
Linear Mode Switch to Hybrid Mode Switch to Threaded Mode