Chapter 11, Problem 53RQE

Explanation of Solution

Union array:

• Like structure arrays, arrays of union can be defined.
• Union needs an array if the items need to be grouped together.
• Array is a “derived” data type and it contains similar elements.
• The array index starts with 0.
  • If the size of the array is 4, then the index values are “0”, “1”, “2”, and “3”.

Syntax:

union_name array_name[size];

Example:

Book name [20];

Explanation:

“Book” is a union name, “name” is an array name and the value “20” is the “size” of an array.

Example Program:

In the below program, union of array is highlighted...