Sponsored Content
Top Forums Shell Programming and Scripting Rounding off decimals to the nearest number in PERL Post 302301430 by rdlover on Thursday 26th of March 2009 09:10:15 PM
Old 03-26-2009
Quote:
Originally Posted by vidyadhar85
this might help youSmilie
Code:
echo "$nSlices"|awk '{printf "%d",$0+0.5}'

Thank you! Will try it later tonight and let you know, i am not quiet sure about the $0+0.5 part though, does that imply we add a 0.5 constant to every value of $nSlices?
 

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Rounding off to the next whole number

Hello, I searched a lot on this Forum. Please help me with the below problem. I want to divide two numbers and the result should be the next nearest whole number. E.G. Dividing 10.8/5 ideally gives 2.16. But the result should be 3 i.e. rounded off to the next whole number. Any help will... (2 Replies)
Discussion started by: damansingh
2 Replies

2. Shell Programming and Scripting

removing and rounding up decimals

Hi Experts, I have a command that gives me the output as below root@ckpgpay11core> cat sara | awk '{ sum += $1} ; END { print sum }' | awk {'print $1/90'} 8.88889 how do i remove the decimal spaces so that the figure will round itself to 9? Thanks. (3 Replies)
Discussion started by: aismann
3 Replies

3. Shell Programming and Scripting

convert Regular decimals to Packed decimals

Hi, I am trying to find if there is a way to convert regular decimal values to Paced decimal values. I tried to find a c program but I could get a Packed converted to regular decimal not the other way round. If not unix please let me know if any other progrimming language I can use to do... (2 Replies)
Discussion started by: mgirinath
2 Replies

4. Shell Programming and Scripting

rounding time in perl

Is there a way I can round time in perl to the nearest five minutes? For example if I have log giving the following time stamps 23,52,30 it would rounded up to 23,55,00 and 23,50,01 would be rounded to 23,50,00 (3 Replies)
Discussion started by: borderblaster
3 Replies

5. Shell Programming and Scripting

PERL - rounding fractional number

It seems that perl sprintf uses the round-to-even method: foreach my $i ( 0.5, 1.5, 2.5, 3.5 ) { printf "$i -> %.0f\n", $i; } __END__ 0.5 -> 0 1.5 -> 2 2.5 -> 2 3.5 -> 4 4.5 -> 4 Where we probably wants to use round-half-up, i.e. output should be as below: 0.5 -> 1 1.5 -> 2... (8 Replies)
Discussion started by: ganapati
8 Replies

6. Shell Programming and Scripting

AWK Match to nearest number

Hello Guys, I'm very new on here and require some help matching up and printing some columns using awk. I have two text files. The first file has Longitude data in column 1 (lon.txt) and the second one (node.txt) has again another Longitude data in column 1 (not exact as the first one) + in... (7 Replies)
Discussion started by: ian_gooch
7 Replies

7. Shell Programming and Scripting

Rounding number, but....

Dear Experts, I'm trying to find a way to round a number but in this way: 14367.577 ---> 14000 I used the following to round the number to the closer integer: echo $var|awk '{print int($1+0.5)}' and also: xargs printf "%1.0f" However, they don't work for my above... (9 Replies)
Discussion started by: Gery
9 Replies

8. UNIX for Dummies Questions & Answers

Rounding up to nearest whole number

Hi all of you, Would be great if you help me with how to round up to whole number from my input values like 2.99996,2.17890,3.00002,-2.3456,-2.7890 o/p should be like 3,2,3,-2,-3 thnks in adv!!!! regards (3 Replies)
Discussion started by: Indra2011
3 Replies

9. Shell Programming and Scripting

Rounding off to the nearest floating number

I have a number, which I want to convert into the nearest floating number upto two places after the decimal point. E.g. 1.2346 will become 1.23 but 1.2356 will become 1.24 . Similarly 0.009 will be 0.01 and 0.001 will be 0.00 or 0.0 (not 0, wnat to keep the decimal... (1 Reply)
Discussion started by: hbar
1 Replies

10. Shell Programming and Scripting

[awk] rounding a float number?

Heyas Trying to calculate the total size of a file by reading its bitrate. Code snippet: fs_expected() { # # Returns the expected filesize in bytes # pr_str() { ff=$(cat $TMP.info) d="${ff#*bitrate: }" echo "${d%%,*}" | $AWK '{print $1}' | head -n 1 } t_BYTERATE=$((... (9 Replies)
Discussion started by: sea
9 Replies
cachefsstat(1M) 														   cachefsstat(1M)

NAME
cachefsstat - Cache File System statistics SYNOPSIS
path... ] DESCRIPTION
The command displays statistical information about the cache filesystem mounted on path. The statistical information includes cache hits and misses, consistency checking, and modification operations. If path is not specified, all mounted cache filesystems are used. can also be used to reinitialize this information (see description for the option). The statistical information has the following format: <cache hit rate> <consistency checks> <modifies> where each of the above is defined as: cache hit rate The percentage of cache hits over the total number of attempts followed by the actual numbers of hits and misses. consistency checks The number of consistency checks performed followed by the number that passed and the number that failed. modifies The number of modify operations, including writes, creates, and so on. Options recognizes the following option: Zero (reinitialize) statistics. Execute before executing again to gather statistics on the cache performance. This option can only be used by the supe- ruser. The statistics printed reflect those just before the statistics are reinitialized. RETURN VALUE
returns the following values: Success. non-zero An error occurred. EXAMPLES
AUTHOR
was developed by Sun Microsystems, Inc. SEE ALSO
cfsadmin(1M). cachefsstat(1M)
All times are GMT -4. The time now is 08:32 AM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy