Types of Structure Declaration
- Tagged Declaration
- Typedef Declaration
Tagged Declaration
Tagged declaration starts with the keyword “struct” followed by the tag name (structure name).
Syntax
struct tag_name
{
data-type var-name1;
data-type var-name2;
:
data-type var-nameN;
};
Example:-
struct Person{
char name[10];
int age;
float salary;
};
Typedef Declaration
The structure definition associated with keyword typedef is called Type-Defined Structure.
Where,
- typedef is the keyword used at the beginning of the definition and by using typedef user defined data type can beobtained.
- struct is the keyword which tells structure is defined to the complier
- The members are declare with their data_type
- Type_name is not a variable, it is user defined data_type.
Syntax:
typedef struct
{
data_type member 1;
data_type member 2;
………………………
………………………
data_type member n;
}Type_name;
Example:-
typedef struct
{
int pid;
char name[20];
int qnt;
float price;
} product;