Begginer question

[fermineutron]

I googled for it but found 0 results "|=" my question is:

what does |= do?

| is a bitwise or
= is equal
but what |= do?
I am using C not C++ if it makes any difference.

[Joe Wright]

fermineutron wrote:

I googled for it but found 0 results "|=" my question is:

what does |= do?

| is a bitwise or
= is equal
but what |= do?
I am using C not C++ if it makes any difference.

You should have a good C book. Then you should read the book.

--
Joe Wright
"Everything should be made as simple as possible, but not simpler."
--- Albert Einstein ---

[Frederick Gotham]

fermineutron:

>| is a bitwise or
= is equal
but what |= do?

x = x + 5;
x += 5;

x = x | 5
x |= 5;

--

Frederick Gotham

[fermineutron]

Frederick Gotham wrote:

fermineutron:

| is a bitwise or
= is equal
but what |= do?

x = x + 5;
x += 5;

x = x | 5
x |= 5;

Thanks

[Keith Thompson]

"fermineutron" <fr**********@yahoo.comwrites:

I googled for it but found 0 results "|=" my question is:

what does |= do?

| is a bitwise or
= is equal
but what |= do?

Look up "compound assignment" in your C textbook or in the standard.

--
Keith Thompson (The_Other_Keith) ks***@mib.org <http://www.ghoti.net/~kst>
San Diego Supercomputer Center <* <http://users.sdsc.edu/~kst>
We must do something. This is something. Therefore, we must do this.