Conclusion: typedef is not compulsory to use . Basically, it is used to reduce the complexity of declaration as well as it gives you the freedom to choose the name of your interest of data type.
Read moreWhat is typedef union in C++?
Structures are used to group together different data elements (types of variables) under the same name . These data elements, known as members, can have different types and different lengths.
Read moreHow do C unions work?
A union is a special data type available in C that allows to store different data types in the same memory location . You can define a union with many members, but only one member can contain a value at any given time. Unions provide an efficient way of using the same memory location for multiple-purpose.
Read moreWhat is the meaning of typedef?
typedef is a reserved keyword in the programming languages C and C++ . It is used to create an additional name (alias) for another data type, but does not create a new type, except in the obscure case of a qualified typedef of an array type where the typedef qualifiers are transferred to the array element type.
Read moreCan typedef be used in union?
The use of a typedef for a union type is very similar . typedef union Float Float; union Float { float f; char b[sizeof(float)]; }; A structure similar to this can be used to analyze the bytes that make up a float value.
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