Sponsored Content
Full Discussion: Reading columns using arrays
Top Forums Shell Programming and Scripting Reading columns using arrays Post 302978303 by Cva2568 on Friday 29th of July 2016 01:06:03 AM
Old 07-29-2016
Reading columns using arrays

Hello,

Please help in how to read rows and columns using array and print them.

I have below output and i want to store this in array and print the required rows or columns.

Code:
aaaaaaa 123
bbbbbb  456
ccccccc 888


Moderator's Comments:
Mod Comment Use code tags, thanks.

Last edited by zaxxon; 07-29-2016 at 02:35 AM..
 

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Reading in data sets into arrays from an input file.

Hye all, I would like some help with reading in a file in which the data is seperated by commas. for instance: input.dat: 1,2,34,/test for the above case, the fn. will store the values into an array -> data as follows: data = 1 data = 2 data = 34 data = /test I am trying to write... (5 Replies)
Discussion started by: sidamin810
5 Replies

2. Shell Programming and Scripting

Arrays & File Reading

Ok; here is the code INCREMENT=0 #Final Count MATCH=0 #Treated as a Boolean declare -a LINEFOUR #Declared Array for FILE in $DIR; do # DIR was declared earlier test -f $FILE && ( TEMP=(sed -n '4p' $FILE) #How do I assign the fourth line of the file to TEMP? This doesn't... (1 Reply)
Discussion started by: Asylus
1 Replies

3. Shell Programming and Scripting

ksh questions - Reading columns and lines on unix

1-) For the command below, I want to read second column: 32751. How will I get it ? $ ps -ef|grep deneme U00 32751 22745 0 16:30 pts/1 00:00:00 ksh deneme U00 32762 32132 0 16:30 pts/2 00:00:00 grep deneme 2-) For the command below, how will I read all lines line by line? For... (1 Reply)
Discussion started by: senem
1 Replies

4. Shell Programming and Scripting

Reading columns in tab delimited file

I want to read only one column in "|" delimited file and write that column to a new file. For Ex: Input File 1|abc|324|tt 2|efd|11|cbcb 3||1|fg 4|ert|23|88 Output : I want to read column 3 in diff file. 324 11 1 88 Can anyone give me inputs on this ? (2 Replies)
Discussion started by: net
2 Replies

5. Shell Programming and Scripting

KSH: Reading a file line by line into multiple arrays

Hi - I have a file that contains data in this format:- #comment value1 value2 value3 #comment value4 value5 value6 value7 #comment value8 value9 I need to read value1, value2 and value3 into one array, value4 value5 value6 and value7 into another array and value8 and value9 into a 3rd... (2 Replies)
Discussion started by: sniper57
2 Replies

6. Shell Programming and Scripting

Reading a .dat file in to 2 different arrays

hi all, i have a data file that contains 2 columns, names and numbers. i need to read names in to a an array call names and numbers in to an array call numbers. i also have # and blank lines in my dat file and i need to skip those when i read the dat file. how do i do this? btw, my column 1 and... (3 Replies)
Discussion started by: usustarr
3 Replies

7. Programming

Output Arrays as columns perl

Ok so I am new to perl and I am trying to write a random .cpt file for a GMT script for a class. Anyways I successfully read in the columns out of the file I wanted and I was able to generate 3 arrays full of random numbers that were the same length as the columns and now I just need to output them... (1 Reply)
Discussion started by: bflinchum
1 Replies

8. Shell Programming and Scripting

Reading columns, making a new file using another as template

Hi fellas, I have two files such as: File 1 interacao,AspAsp,AspCys,CysAsp,CysCys,classe File 2 interacao,AspAsp,CysAsp,AspCys,CysCys,classe beta_alfa, DA, CA, DD, CD,ppi Thus, I want to make a File 3 using the File 1 as model: e.g. File 3... (2 Replies)
Discussion started by: valente
2 Replies

9. Programming

Reading multiple columns in C++

Dear all, I am novice in C+= programing. I would like to seek help in one of the progra. Here it is, I have txt file which has the data as following order varA varB -21 0 -21.2 3, 4, 5, 6 -21.4 45, 65, 87, 98, 98 -22.0 345677, 349887, 98766, 877654, 987543 -23.0 76549,... (17 Replies)
Discussion started by: emily
17 Replies

10. Shell Programming and Scripting

awk arrays comparing multiple columns across two files.

Hi, I'm trying to use awk arrays to compare values across two files based on multiple columns. I've attempted to load file 2 into an array and compare with values in file 1, but success has been absent. If anyone has any suggestions (and I'm not even sure if my script so far is on the right lines)... (4 Replies)
Discussion started by: hubleo
4 Replies
pfscut(1)						      General Commands Manual							 pfscut(1)

NAME
pfscut - Extract a rectangle out of a frame in PFS stream SYNOPSIS
pfscut [--left <columns>] [--right <columns>] [--top <rows>] [--bottom <rows>] [--width <new_width>] [--height <new_height>] [--help] [x_ul y_ul x_br y_br] DESCRIPTION
Extract a rectangle out of each frame in PFS stream. You can either specify x and y coordinates of upper left and lower right corner (the coordinates start with 0 and rise in the left-to-right and up-to-botton directions) or give a combination of the options listed below. OPTIONS
--left <columns>, -l <columns> Number of columns to be cut out from the left edge of an image. --right <columns>, -r <columns> Number of columns to be cut out from the right edge of an image. --top <rows>, -t <rows> Number of rows to be cut out from the top edge of an image. --bottom <rows>, -b <rows> Number of rows to be cut out from the bottom edge of an image. --width <new_width>, -W <new_width> Width of an output image. Note that --width can be mixed with either --left or --right option. --height <new_height>, -H <new_height> Height of an output image. Note that --height can be mixed with either --top or --bottom option. --help, -h Print a list of commandline options. EXAMPLES
pfsin image.hdr | pfscut --left 20 --top 5 | pfsout out.hdr Cut out 20 columns from the left and 5 rows from the top edge of image.hdr and save frame as out.hdr. pfsin image.hdr | pfscut --left 20 --width 400 | pfsout out.hdr Cut out 20 columns from the left edge of image.hdr, and create output image 400 pixels in width. pfsin image.hdr | pfscut 0 0 511 511 | pfsout out.hdr Cut left-upper part of the image of the size 512x512 (note that coordinates start with 0 and 512 is the last row/column that is included in the resulting image). SEE ALSO pfsin(1) pfsout(1) BUGS
Please report bugs and comments to Dorota Zdrojewska <dzdrojewska@wi.ps.pl>. pfscut(1)
All times are GMT -4. The time now is 06:25 AM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy