In C ++ programming Functions is a group of statements. There is a function in every program. for eg. main () function is written in the program. Function calls are made where the function is needed.

INDEX –

Types of function in c++ programming
In-built / Predefined Function
User-defined Function
return_type
function_name
parameter (s) / argument (s)
semicolon
Function Definition
return_type
function_name
parameter(s)/argument(s)
function_body
Function Calling
Call By Value
Call By Reference