[Last Call] Learn about multicloud storage options and how to improve your company's cloud strategy. Register Now

x
?
Solved

Hov do i get bit in integer?

Posted on 2003-11-04
2
Medium Priority
?
1,502 Views
Last Modified: 2008-02-01
Hello

How do I get a specific bit in an integer?

let's say i have the value 123 in an int. That's 1111011 in binary.

How do i get the walue of the the 3rd bit (ie 0) or the 4th bit (ie 1)???
0
Comment
Question by:sk-man
[X]
Welcome to Experts Exchange

Add your voice to the tech community where 5M+ people just like you are talking about what matters.

  • Help others & share knowledge
  • Earn cash & points
  • Learn & ask questions
2 Comments
 
LVL 20

Accepted Solution

by:
TheAvenger earned 500 total points
ID: 9677710
Note that this code counts the bits starting from 0, not from 1, so the bits you give as an example are 2 and 3, not 3 and 4

int val = 123;
int bitToTake = 2;

// As a boolean: set/not set
bool bitSet = (val >> bitToTake & 0x01) == 0x01;

// As a number: 1/0
int bit = val >> bitToTake & 0x01;
0
 

Author Comment

by:sk-man
ID: 9686383
Thank you.

It really helped me a lot!
0

Featured Post

Concerto Cloud for Software Providers & ISVs

Can Concerto Cloud Services help you focus on evolving your application offerings, while delivering the best cloud experience to your customers? From DevOps to revenue models and customer support, the answer is yes!

Learn how Concerto can help you.

Question has a verified solution.

If you are experiencing a similar issue, please ask a related question

This article describes a simple method to resize a control at runtime.  It includes ready-to-use source code and a complete sample demonstration application.  We'll also talk about C# Extension Methods. Introduction In one of my applications…
Performance in games development is paramount: every microsecond counts to be able to do everything in less than 33ms (aiming at 16ms). C# foreach statement is one of the worst performance killers, and here I explain why.
In this video, Percona Solution Engineer Rick Golba discuss how (and why) you implement high availability in a database environment. To discuss how Percona Consulting can help with your design and architecture needs for your database and infrastr…
In this video, Percona Solutions Engineer Barrett Chambers discusses some of the basic syntax differences between MySQL and MongoDB. To learn more check out our webinar on MongoDB administration for MySQL DBA: https://www.percona.com/resources/we…
Suggested Courses

650 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question