C Keywords

Declaration & Assignments

C Keywords

The C Keywords must be in your information because you can not use them as variable name

You can’t use keyword as identifier in your C programs, its reserved words in C library and used to perform an internal operation. The meaning and working of these keywords are already known to the compiler.

C Keywords List

A list of 32 reserved keywords in c language is given below:

auto	double	int	struct
break	else	long	switch
case	enum	register	typedef
char	extern	return	union
const	float	short	unsigned
continue	for	signed	void
default	goto	sizeof	volatile
do	if	static	while

Example Where and How Keywords are Used in the Program

Example:

#include<stdio.h>

main()

{

         float a, b;

         printf("Showing how keywords are used.");

         return 0;

}

In the above program, float and return are keywords. float is used to declare variables and return is used to return an integer type value in this program.