Home » C Programming » C Preprocessor

Preprocessor directive #undef can be used only on a macro that has been #define earlier

Correct Answer: True

Explanation:

True, #undef can be used only on a macro that has been #define earlier


Example: #define PI 3.14


We can undefine PI macro by #undef PI


← Previous Question Next Question→

Discussion & Comments

No comments yet. Be the first to comment!
Join Discussion