Login or Register to Ask a Question and Join Our Community

Sponsored Content
Full Discussion: Removing Line numbers
Top Forums Shell Programming and Scripting Removing Line numbers Post 302342114 by durden_tyler on Friday 7th of August 2009 12:00:02 PM
Old 08-07-2009
Quote:
Originally Posted by my_Perl
...
Now I want to get back to original format as:

I have a file consisting of lines in such a format.
This is an example.

I want to write a Perl script for this purpose.
...
Code:
$
$
$ cat data.txt
M1  I
M1 have
M1 a
M1 file
M1 consisting
M1 of
M1 lines
M1 in
M1 such
M1 a
M1 format
M1 EOS
M2 This
M2 is
M3 an
M3 example
M3 EOS
$
$ perl -ne '{chomp; s/^M\d[ ]+//g; s/[ ]*$//; $x .= " ".$_}
            END {$x =~ s/^ //; $x =~ s/ EOS[ ]*/.\n/g; print $x}' data.txt
I have a file consisting of lines in such a format.
This is an example.
$
$

tyler_durden
 

10 More Discussions You Might Find Interesting

1. UNIX for Dummies Questions & Answers

removing line and duplicate line

Hi, I have 3 lines in a text file that is similar to this (as a result of a diff between 2 files): 35,36d34 < DATA.EVENT.EVENT_ID.s = "3661208" < DATA.EVENT.EVENT_ID.s = "3661208" I am trying to get it down to just this: DATA.EVENT.EVENT_ID.s = "3661208" How can I do this?... (11 Replies)
Discussion started by: ocelot
11 Replies

2. Shell Programming and Scripting

removing all numbers from file

I have one me.txt file like aaa 765 gfre 534 jhk 321 cvvb 98 hftg 2 bdg2 hfuk 65 etc.. now I want to remove all numbers form that file using shell script and out put will be printed in me1.txt output: aaa gfre jhk cvvb hftg bdg hfuk please help me. (2 Replies)
Discussion started by: rinku
2 Replies

3. UNIX for Advanced & Expert Users

Add line numbers to end of each line

Hi i would like to add line numbers to end of each line in a file. I am able to do it in the front of each line using sed, but not able to add at the end of the file. Can anyone suggest The following code adds line number to start of each line sed = filename | sed 'N;s/\n/\t/' how can i... (5 Replies)
Discussion started by: rudoraj
5 Replies

4. Shell Programming and Scripting

More with line numbers

Hi All, How to get line numbers when we more on a file in LINUX thanks firestar (1 Reply)
Discussion started by: firestar
1 Replies

5. Shell Programming and Scripting

How to get evenly Line numbers?

hi there , i m new to unix , i d like to ask how can a get only even numbered lines matches with the word i search from txt file for example : 3461:1.D. The copyright laws of the place where you are located also govern 3471:1.E. Unless you have removed all references to Project... (17 Replies)
Discussion started by: brhn
17 Replies

6. Shell Programming and Scripting

Assign Line Numbers to each line of the file

Hi! I'm trying to assign line numbers to each line of the file for example consider the following.. The contents of the input file are hello how are you? I'm fine. How about you? I'm trying to get the following output.. 1 hello how are you? 2 I'm fine. 3 How about you? ... (8 Replies)
Discussion started by: abk07
8 Replies

7. Shell Programming and Scripting

Removing a line IF the next line contains string

So, I've been working on a project which takes layer 7 metadata from pcap dumps and archives it. However, there is a lot of dataless information that I don't want in my output. I know of ways to produce the output I want from the input file below, but I want a method of doing this, regardless of... (2 Replies)
Discussion started by: eh3civic
2 Replies

8. Shell Programming and Scripting

Removing comma just from numbers

Hi Guys, I want to remove commas from just the numbers in the file. So both sides of the comma should be numbers. Input file Johan 1,234 nb jan 123,3 hi, hello, bye 12,345,54 hejhej Desired output: Johan 1234 nb jan (6 Replies)
Discussion started by: Johanni
6 Replies

9. Shell Programming and Scripting

Removing Numbers

Hi, Below is a scattered representation of numbers . 1 2 11 22 11 22 1 2 1 2 11 22 1 2 11 22 I need to display only the following sequence "" and delete of the remainder from the output. The output should look like (2 Replies)
Discussion started by: Ananth12
2 Replies

10. UNIX for Advanced & Expert Users

Grep for a line containing only 5 numbers

How would you grep for a line containing only 5 numbers? Something like this. 10 2 12 1 13 (4 Replies)
Discussion started by: cokedude
4 Replies

LEARN ABOUT DEBIAN

gmtinfo

GMTINFO(1gmt)						       Generic Mapping Tools						     GMTINFO(1gmt)

NAME

       gmtinfo - Get information about individual cruises

SYNOPSIS

       gmtinfo leg-ids

DESCRIPTION

       gmtinfo	reports  the minimum/maximum coordinates, year of the cruise, leg id, number of records, the number of gravity, magnetics, and ba-
       thymetry points found, and the start/stop dates for the leg.  All the information is written to standard output on one line so that  it	is
       easy to use awk to add up numbers etc.

       leg-ids
	      Can be one or more gmtleg-names, like c2610.  Use `cat list_of_legs` to pass all the legnames in the file list_of_legs.

EXAMPLES

       To obtain information about cruises c2603 and v2819, run

       gmtinfo	c2603 v2819 > info_file

SEE ALSO

       GMT(1)

REFERENCES

       Wessel, P., and W. H. F. Smith, 2011, The Generic Mapping Tools (GMT) version 4.5.7 Technical Reference & Cookbook, SOEST/NOAA.
       Wessel, P., and W. H. F. Smith, 1998, New, Improved Version of Generic Mapping Tools Released, EOS Trans., AGU, 79(47), p. 579.
       Wessel, P., and W. H. F. Smith, 1995, New Version of the Generic Mapping Tools Released, EOS Trans., AGU, 76(33), p. 329.
       Wessel, P., and W. H. F. Smith, 1995, New Version of the Generic Mapping Tools Released, http://www.agu.org/eos_elec/95154e.html, Copyright
       1995 by the American Geophysical Union.
       Wessel, P., and W. H. F. Smith, 1991, Free Software Helps Map and Display Data, EOS Trans., AGU, 72(41), p. 441.

GMT 4.5.7							    15 Jul 2011 						     GMTINFO(1gmt)
All times are GMT -4. The time now is 11:56 PM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy