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]

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.

 

[Frederick Gotham]

fermineutron:

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

x = x + 5;
x += 5;

x = x | 5
x |= 5;

 

[fermineutron]

fermineutron:


x = x + 5;
x += 5;

x = x | 5
x |= 5;

Thanks

 

[Keith Thompson]

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.