Go Premium for a chance to win a PS4. Enter to Win

x
?
Solved

How to check if certain bit is set

Posted on 1999-01-14
1
Medium Priority
?
246 Views
Last Modified: 2010-04-02
How do I check if bit 24 of a 32-bit value(LPARAM)is set?
0
Comment
Question by:mpatter
1 Comment
 
LVL 86

Accepted Solution

by:
jkr earned 100 total points
ID: 1182212
AS LPARAM is identical to a LONG, try

LONG lParam = somewhat;

if ( 0x1000000 & lParam)
{
 // bit is set
}
else
{
 // bit isn't set
}

0x1000000 is the hex representation of the bit you want to check for.
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

What is C++ STL?: STL stands for Standard Template Library and is a part of standard C++ libraries. It contains many useful data structures (containers) and algorithms, which can spare you a lot of the time. Today we will look at the STL Vector. …
Many modern programming languages support the concept of a property -- a class member that combines characteristics of both a data member and a method.  These are sometimes called "smart fields" because you can add logic that is applied automaticall…
The viewer will learn how to use the return statement in functions in C++. The video will also teach the user how to pass data to a function and have the function return data back for further processing.
The viewer will be introduced to the technique of using vectors in C++. The video will cover how to define a vector, store values in the vector and retrieve data from the values stored in the vector.

877 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