What is the processor directive in c

Question

I dont know about processor directive if have any info about please share it.

Answer 1

Preprocessor directives are macros denoted by the # sign that are used to modify the code before standard compilation.

Answer 2

https://www.sololearn.com/discuss/1685679/?ref=app
https://www.sololearn.com/discuss/1723076/?ref=app

I think you must check on internet, preprocessor is too long to explain!

Answer 3

Tanx sir