USER DEFINED DATA TYPES IN C

User defined data types are created by programmers by using of Primary data types in language.

USER DEFINED DATA TYPES EXAMPLES IN C

1. STRUCTURE

2. UNION

3. ENUMERATION

STRUCTURE INTRODUCTION
Unlike array, a structure is a collection of different data types values.
In C language, every structure declare with struct keyword.

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UNION INTRODUCTION
A Union is a special data type in the C language, because it store different data types of values in the same memory.

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ENUMERATION INTRODUCTION
Enumeration is also an example of user defined data type and it consisted with  integral constants that  make a program easy to read and maintain.
In C, enum keyword is used to define a Enumeration data type.

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