• The general form of a function definition in C programming language is as follows − return_type function_name( parameter list )
• { body of the function }.
• A function definition in C programming consists of a function header and a function body.

The general form of function in C:
A function in C is often represented by the notation f(x), where x represents the input. A function is typically represented as y = f(x).

The following is the general format for a function definition in the C programming language: the body of the function return_type function_name(parameter list) In C programming, a function definition consists of a function body and a function header.