Sponsored Content
Full Discussion: File Line Extract
Top Forums Shell Programming and Scripting File Line Extract Post 302376355 by ghostdog74 on Tuesday 1st of December 2009 08:49:35 AM
Old 12-01-2009
bash shell
Code:
i=0
while read -r line
do
    i=$((i+1))
    case  "$i" in
        [5][0-9]|60 ) echo "$line";;
    esac    
done < "file"

 

10 More Discussions You Might Find Interesting

1. UNIX for Advanced & Expert Users

Extract line from file

Hello, guys! I want to extract one specific line from a file. Can someone help me with this? (2 Replies)
Discussion started by: kingkong
2 Replies

2. UNIX for Advanced & Expert Users

Extract line from file

Dear Members! How can I extract on line from a file? (1 Reply)
Discussion started by: kingkong
1 Replies

3. Shell Programming and Scripting

Extract a line from a file using the line number

I have a shell script and want to assign a value to a variable. The value is the line exctrated from a file using the line number. The line number it is not fix, and could change any time. I have tried sed, awk, head .. See my script # Get randome line number from the file #selectedline = `awk... (1 Reply)
Discussion started by: zambo
1 Replies

4. Shell Programming and Scripting

extract a line from a file using the line number

Hello, I am having trouble extracting a specific line from a file when the line number is known. My first attempt involved grep -n 'hi' (the word 'hi will always be there) to get the line number before the line that I actually want (line 4). Extra Notes: -I am working in a bash script. -The... (7 Replies)
Discussion started by: grandtheftander
7 Replies

5. Shell Programming and Scripting

Extract a line from a file.

How to extract a line from a given file example, code: a=10; b=20; CI:something. gdgjihndsjdbdvcdhsfh dhaidjwauhdd dhasjdasndsadsd asdhuwyesdbsadhsad adhasjdasytywnasndahhahdjash /code I want to extract "CI:something.", and something may be anything, it may be x or y or z or anything.... (6 Replies)
Discussion started by: anupdas
6 Replies

6. Shell Programming and Scripting

extract line by line from file

hi dudes, I have a text file in the below format 1 s sanity /u02 2 r script1 /u02 3 s sanity /u02 Please tell me a script to read this file line by line, I wrote the below script , but it is printing only 1st line not printing rest... (7 Replies)
Discussion started by: shirdi
7 Replies

7. Shell Programming and Scripting

get the fifth line of a text file into a shell script and trim the line to extract a WORD

FOLKS , i have a text file that is generated automatically of an another korn shell script, i want to bring in the fifth line of the text file in to my korn shell script and look for a particular word in the line . Can you all share some thoughts on this one. thanks... Venu (3 Replies)
Discussion started by: venu
3 Replies

8. Shell Programming and Scripting

extract a line from a file by line number

Hi guys, does anyone know how to extract(grep) a line from the file, if I know the line number? Thanks a lot. (9 Replies)
Discussion started by: aoussenko
9 Replies

9. Shell Programming and Scripting

HELP: Shell Script to read a Log file line by line and extract Info based on KEYWORDS matching

I have a LOG file which looks like this Import started at: Mon Jul 23 02:13:01 EDT 2012 Initialization completed in 2.146 seconds. -------------------------------------------------------------------------------- -- Import summary for Import item: PolicyInformation... (8 Replies)
Discussion started by: biztank
8 Replies

10. Shell Programming and Scripting

Perl to extract information from a file line by line

In the below perl code I am using tags within each line to extract certain information. The tags that are used are: STB >0.8 is STRAND BIAS otherwise GOOD FDP is the second number GO towards the end of the line is read into an array and the value returned is outputed, in the first line that... (1 Reply)
Discussion started by: cmccabe
1 Replies
Really Slick ScreenSavers(1)				      General Commands Manual				      Really Slick ScreenSavers(1)

NAME
lorenz - Lorenz Attractor. SYNOPSIS
lorenz [--root/-r] [--maxfps/-x number] [--vsync/-y number] [--dpms/-M number] [--num-points/-n number] [--num-satellites/-s number] [--camera-speed/-c number] [--camera-angle/-a number] [--line-width/-l number] [--line-width-sat/-w number] [--line-cutoff/-o number] DESCRIPTION
Lorenz Attractor - visualization of the Lorenz Attractor fractal - written by Soren Sonnenburg. OPTIONS
--root Draw on the root window. --maxfps number Set maximum frame rate. --vsync number Limit redraws to specified number of vertical refreshes. 0 - 100. Default: 1 --dpms number Stop rendering new frames if the display is not on. 0 - 1. Default: 1 --lines number Number of lines. 100 - 1000000. Default: 100000 --num-satellites number Number of satellites. 0 - 50. Default: 25 --camera-speed number Camera Speed. 0 - 100. Default: 30 --camera-angle number Camera Angle. 5 - 179. Default: 45 --line-width number Line width of Attractor. 1 - 100. Default: 2 --line-width-sat number Line width of Satellites. 1 - 100. Default: 16 --line-cutoff number Line Approximation Quality (Lower is better). 0 - 100. Default: 20 ENVIRONMENT
DISPLAY to get the default host and display number. SEE ALSO
X(1), COPYRIGHT
Copyright (C) 2009 by Soren Sonnenburg. Euphoria is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License version 2 (or any later version). Euphoria is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. AUTHOR
Lorenz Attractor written by Soren Sonnenburg. Contact sonne@debian.org or visit http://sonnenburgs.de/soeren . X Version 11 Really Slick ScreenSavers(1)
All times are GMT -4. The time now is 02:29 AM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy