#define f(g,g2) g##g2

[magicman]

What does it mean?


what will f(12,8) output?


thanks

 

[Bartc]

[#define f(g,g2) g##g2]

What does it mean?


what will f(12,8) output?

f(12,8) won't output anything. It gets translated to 128, which won't do
much by itself.

Have you thought of just trying it?

 

[Keith Thompson]

What does it mean?

Do you have a C textbook? What does it say?

what will f(12,8) output?

What happened when you tried it?

 

[Jim Langston]

What does it mean?


what will f(12,8) output?


thanks

## is concatentate. Check your documentation.

f(x, y)
would become
xy