Keywords

Keywords

Keywords have fixed meaning and this meanings can not be modified. The meaning of the keyword is already defined by the compiler. Keyword are nothing but reserved words. Each and every keyword has it's unique importance in the program. All keywords are written in lower case.

The list of keywords are given below

break                  else                auto                      struct

case                    enum             register                type def

char                    extern            return                   union

const                   for                  short                    void

continue            goto               signed                  main    

default                if                     sizeof                   unsigned

do                        int                   static                    volatile

double                float                switch                  long

break :  The break statement makes program jump out of the innermost enclosing loop  explicitly.                    

auto : The auto keyword declares variables automatically.
                     
struct :The struct keyword is used for declaring a structure.

case : Used when a block of statements has to be executed among many blocks.                 
enum : Enumeration types are declared.   
    
register : Creates register variables which are much faster than normal variables.               
type def : Used to explicitly associate a type with an identifier.

char : The char keyword declares a character variable.         
     
return : The return keyword terminates the function and returns the value.
         
union : Used for grouping different types of variable under a single name.

const : An identifier can be declared constant by using const keyword.     
         
short : Type modifiers that alters the meaning of a base data type to yield a new type.                
void : Indicates that a function doesn't return any value.

continue : The continue statement skips the certain statements inside the loop.  
        
goto : Used for unconditional jump to a labeled statement inside a function.        

signed : The signed keyword declares a signed type variable.
     

sizeof :The sizeof keyword evaluates the size of data  
        
unsigned : The unsigned keyword declares a unsigned type variable.

             
int :  The int keyword declares a integer variable      

static : The static keyword creates static variable.            

volatile : Used for creating volatile objects. 

double :  The double keyword declares a double type variable             

float : The float keyword declares a float type variable

switch : Used when a block of statements has to be executed among many blocks               
long : The long keyword declares a long type variable