Sponsored Content
Top Forums Shell Programming and Scripting how to do decimal arithmetic in shell script Post 302686265 by pamu on Tuesday 14th of August 2012 08:06:18 AM
Old 08-14-2012
Code:
 awk 'BEGIN { print ( 1.2 + 1.25 ) }'
2.45

 

10 More Discussions You Might Find Interesting

1. Fedora

Simple arithmetic in shell

Hey, I just wanted to know how one can write simple arithmetic like addition, subtraction, multiplication and division in shell-script. (14 Replies)
Discussion started by: #moveon
14 Replies

2. Shell Programming and Scripting

Arithmetic calculation on real numbers in Bourne Shell Script

I am begining to learn bourne shell and as a practice I have written a script which when given the purchase price and percentage of discount calculates the savings. I somehow cannot figure out why my script fails to do arthimatic calculation on real numbers. Could anyone look at the script... (5 Replies)
Discussion started by: Tirmazi
5 Replies

3. Post Here to Contact Site Administrators and Moderators

Broken link FAQ date arithmetic with shell

page unix com/answers-frequently-asked-questions/13785-yesterdays-date-date-arithmetic.html Date Arithmetic with the Shell has link of www samag com/documents/s=8284/sam0307b/0307b.htm which is no longer. Is this the correct place to post this?:confused: and I got message... (1 Reply)
Discussion started by: dgerman
1 Replies

4. Shell Programming and Scripting

Arithmetic Problem with shell script programming.

Hello everybody, I decided to take a Unix Introduction class and have never had experience with programming. Everything was fine until recently when the Prof. started shell scripting and he wants us to make a small script to add unlimited numbers from arguments and from standard input. I... (1 Reply)
Discussion started by: Florinel76
1 Replies

5. Homework & Coursework Questions

Arithmetic Problem with shell script programming.

Hello everybody, I decided to take a Unix Introduction class and have never had experience with programming. Everything was fine until recently when the Prof. started shell scripting and he wants us to make a small script to add unlimited numbers from arguments and from standard input. I... (8 Replies)
Discussion started by: Florinel76
8 Replies

6. Shell Programming and Scripting

shell arithmetic least significant place

I need help on arithmetic root@server # hour=`date | awk {'print $4'} | cut -d: -f 1`; echo $hour 04 Now I subtract this result by 1 or 01 I get "3" as the answer. I need "03" as the answer, ie last two significant numbers should be there. root@server # hour=`date | awk {'print $4'} | cut... (3 Replies)
Discussion started by: anilcliff
3 Replies

7. Shell Programming and Scripting

Help with Arithmetic calculations in Shell script

Hi, I need a help with arithmetic calculations in my script. I have two variables: a=17; b=1712 I want to perform ($a/$b)*100 with two decimals in the result. I tried with following: res=$((100*a/b)) res=`echo "scale=2; $a / $b" | bc` But I am not getting the decimal values.... (4 Replies)
Discussion started by: karumudi7
4 Replies

8. Shell Programming and Scripting

Arithmetic but keep 2 decimal places

I am trying to perform arithmetric, for example, to increment the value of variable $a (say 3) by 0.05 but when I tried the following expression let a=a+0.05 or a=$((a+0.05)) both returned 3.0499999999999998 I want to keep 2 decimal places so it returns 3.05 instead. (6 Replies)
Discussion started by: piynik
6 Replies

9. Shell Programming and Scripting

Shell arithmetic : operations on decimal points

i am having a varialbe a , which is input to my file i want to multiply this input with value .43, and assign it to variable b. i tried it as below: #!/bin/sh a=$1 b=`expr $1\*0.43` echo b=$b error : expr: non-integer argument Please tell me , how to do this. Thanks (10 Replies)
Discussion started by: rishifrnds
10 Replies

10. Shell Programming and Scripting

ksh Arithmetic syntax error while comparing decimal numbers

Hello, I am having a problem when i execute following script on RHEL 6.4. Same script works fine on another machine where I have same version of RHEL and KSH. Below is the rpm and RHEL version. ossvm12(0)> rpm -qa | grep ksh ksh-20100621-19.el6.x86_64 ossvm12(0)> cat... (7 Replies)
Discussion started by: Adithya Gokhale
7 Replies
PPIx::Regexp::Token::GroupType::Code(3pm)		User Contributed Perl Documentation		 PPIx::Regexp::Token::GroupType::Code(3pm)

NAME
PPIx::Regexp::Token::GroupType::Code - Represent one of the embedded code indicators SYNOPSIS
use PPIx::Regexp::Dumper; PPIx::Regexp::Dumper->new( 'qr{(?{print "hello world! ")}smx' ) ->print(); INHERITANCE
"PPIx::Regexp::Token::GroupType::Code" is a PPIx::Regexp::Token::GroupType. "PPIx::Regexp::Token::GroupType::Code" has no descendants. DESCRIPTION
This method represents one of the embedded code indicators, either '?' or '??', in the zero-width assertion (?{ print "Hello, world! " }) or the old-style deferred expression syntax my $foo; $foo = qr{ foo (??{ $foo }) }smx; METHODS
This class provides no public methods beyond those provided by its superclass. SUPPORT
Support is by the author. Please file bug reports at <http://rt.cpan.org>, or in electronic mail to the author. AUTHOR
Thomas R. Wyant, III wyant at cpan dot org COPYRIGHT AND LICENSE
Copyright (C) 2009-2012 by Thomas R. Wyant, III This program is free software; you can redistribute it and/or modify it under the same terms as Perl 5.10.0. For more details, see the full text of the licenses in the directory LICENSES. This program 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. perl v5.14.2 2012-06-06 PPIx::Regexp::Token::GroupType::Code(3pm)
All times are GMT -4. The time now is 10:23 PM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy