06-16-2009
Extract from txt file
I have data as follow in the txt file.
I want to skip line starting with '#' sign.
#command program
abc defmt
exp refmt
... ...
I want to store abc exp .... in a array.
I want to store defmt refmt in a array
I need command to read each line in the file.
I need command to parse data in each line.
I need command to skip line starting with #.
Any basic clue will be sufficient I will build on top of it.
Thanks a lot in a advance.
10 More Discussions You Might Find Interesting
1. Programming
Hello Friends,,
I m really a new bee to C programms , please help me with a code..
I found some theads here similar to this but Not able to solve what exactly I want..
suppose I ve txt file as below.
abc.txt
12 23
10 11
131 159
12.2 13.8
Then I want to... (7 Replies)
Discussion started by: user_prady
7 Replies
2. UNIX for Dummies Questions & Answers
Hi,
I have already read a lot of posts on sending attachments in unix...but none of them were of help for my problem...so here goes..
i wanna attach a text file and send to a mail id..used the following code :
uuencode "$File1" "$File1" ;|mail -s "$Mail_sub" abc@abc.com
it works... (2 Replies)
Discussion started by: ash22
2 Replies
3. Shell Programming and Scripting
Hi!
Im trying to write a script in ksh that creates a single txt-file from specific content in several other txt-files.
From these files I want to extract all text after 'WORD' and before '=', regardless of number of lines and other content.
I have tried cat and guess I need... (7 Replies)
Discussion started by: larsu
7 Replies
4. Shell Programming and Scripting
Hi,
i will deal with txt file and i want to use perl to extract number of words from this txt
ex :if the txt file is a story which contains person names and iwant to extract these names and there is something else that these names which i want perl to extract must match the words (person names) ... (2 Replies)
Discussion started by: eng_shimaa
2 Replies
5. UNIX for Dummies Questions & Answers
I need to extract all the p-value numbers and the rho numbers from a .txt file and write them as coma separated values in a new file. Ideally I would get two files in the end, one for p- values and one for rho. Any suggestions? I appreciate your help!!!
The .txt file looks essentially like this... (5 Replies)
Discussion started by: eggali
5 Replies
6. Shell Programming and Scripting
hello,
i have publicly available txt file with little less than 300000 rows. i want to extract from column 1 to column 218 and save it in another text file. i use the cut command but the file is saved with multiple rows from the source file onto a single row in the destination. basically it is... (6 Replies)
Discussion started by: madrazzii
6 Replies
7. Shell Programming and Scripting
All,
I require a script that grabs some text from the gitHub API and will grep (or other function) for a string a characters that starts with (") quotes followed by two letters, may contain a pipe |, and ending with ) . What i have so far is below but it's not returning anything.
... (4 Replies)
Discussion started by: ChocoTaco
4 Replies
8. Shell Programming and Scripting
I'm new to this forum and also to UNIX scripting.
I need a command to extract the filename from the path and write to .txt file.
Thanks in advance for your guidance. (23 Replies)
Discussion started by: Ram Kumar_BE
23 Replies
9. Shell Programming and Scripting
Hello!
I need help :) I have a file like this:
AA BC FG
RF TT GH
DD FF HH
(a few number of rows and three columns) and I want to put the letters of each column in a variable step by step in order to give them as input in another script. So I would like to obtain:
for the 1° loop:... (11 Replies)
Discussion started by: edekP
11 Replies
10. UNIX for Beginners Questions & Answers
Hello,
I'm new to scripting and I need to write a bash script. Here is example of file on which I'm working:
0.3092381 0.3262799 0.3425480 0.3578379 0.3719490
0.3846908 0.3958855 0.4053738 0.4130160 0.4186991
0.4223357 ... (1 Reply)
Discussion started by: jeo_fb
1 Replies
el(1) General Commands Manual el(1)
NAME
el -- program to make a tuned shell-command for Oneliner
SYNOPSIS
el [-acdfhioxV] [--command cmd] [--args n] [--format fmt] [--execute] [--inpipe buf] [--outpipe buf] [--serial] [--help] [--ver-
sion] [--debug]
DESCRIPTION
This manual page documents briefly the el command.
This manual page was written for the Debian distribution because the original program does not have a manual page. Instead, it has docu-
mentation in the GNU Info format; see below.
el is a program that You can make a tuned shell-command for Oneliner with. This command can send S-exp to Emacs, and this can make Emacs
evaluate it, too. In other words, you can execute Emacs's function from shell-commands. And you can make Emacs work in closer cooperation
with your favorite shell-commands.
OPTIONS
These programs follow the usual GNU command line syntax, with long options starting with two dashes (`-'). A summary of options is
included below. For a complete description, see the Info files.
-c cmd --command cmd
cmd means a function of Elisp. Command line arguments and data from stdin means arguments of cmd. If you specify the only -c
switch, el output one S-exp by one line of stdin.
--a n --args n
Specifies the maximum number of arguments of a Elisp function with -c switch.
-f fmt --format fmt
Allows you to use format string of printf for making a S-exp.
-x --execute
Requests to Oneliner to evaluate the S-exp to use *Oneliner auto-eval* buffer.
-i buf --inpipe buf
Gets input from pipe-buffer. You can specify a number of pipe-buffer, too.
-o buf --outpipe buf
Puts output to pipe-buffer. You can specify a number of pipe-buffer, too.
-s --serial
Makes el to serialize multiple lines to one line.
-h --help
Display help message.
-V --version
Display version identifiers.
-d --debug
Enable debugging state.
SEE ALSO
The programs are documented fully by Oneliner(Shell-mode hooks for Oneliners) available via the Info system.
AUTHOR
This manual page was written by OHURA Makoto <ohura@debian.org> for the Debian system (but may be used by others). Permission is granted
to copy, distribute and/or modify this document under the terms of the GNU General Public License, Version 2 any later version published by
the Free Software Foundation.
On Debian systems, the complete text of the GNU General Public License can be found in /usr/share/common-licenses/GPL.
el(1)