“ Function ” Functions that the programmer creates are known as User-Defined functions or “tailor-made functions”. User-defined functions can be improved and modified according to the need of the programmer. Whenever we write a function that is case-specific and is not defined in any header file, we need to declare and define our own functions according to the syntax. CLICK HERE TO OPEN PDF Function in C allows performing a certain action, which is important for reusing code. Within a function, there are a number of programming statements enclosed by {}, having certain meanings and performing certain operations. Let us understand what it means and how it works in this article Functions are sets of statements that take inputs, perform some operations, and produce results. The operation of a function occurs only when it is called. Rather than writing the same code for different inputs repeatedly, we can call the function instead of writing the same code over and over again.
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