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why is # used in header file
| Posted by subhash, 01-06-2010, 12:25 PM |
| Hello All,
What is the use of # in C program?
Eg: #include
#include
Sorry if posted in wrong place.
Thank you in advance,
Subhash Chandra S
|
| Posted by mattle, 01-06-2010, 01:01 PM |
| Those are known as "preprocessor directives". They give commands to the compiler, as opposed to being actual C statements.
http://www.cplusplus.com/doc/tutorial/preprocessor/
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| Posted by subhash, 01-06-2010, 01:44 PM |
| Thank you for the answer Mattle.
|
| Posted by Dr:linux, 01-08-2010, 01:47 AM |
| are the preprocessor directives.This provides an easier way of compilation of a program, modify and more useful. In linux, # represents a program and the compiler checks only the line that is included with # in the configuration files. For more details of the preprocessor directives please go through the link below..
http://www.cprogramming.com/tutorial/cpreprocessor.html
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