Programming In C, 3rd Edition

Structure and Union 501

while loop and scanf() statements within the loop are used for repetitive data reading. The

second while loop and printf() statements within it display the contents of the array.

13.6 PoInter to structure

We know that the pointer is a variable that holds the address of another data variable. The variable

may be of any data type, i.e. int, float or double. In the same way, we can also define pointer

to structure. Here, starting address of the member variables can be accessed. Thus, such pointers are

called structure pointers.

Example:

struct book

{ char name[25];

char author[25];

int pages;

};

struct book *ptr;

In the above ...