In C++, what is a function declaration?
The name, return type, and parameters of a function are all specified in a function declaration. The body of the function is defined by a function definition. The C++ standard library includes a number of built-in functions that you may use in your application.
In CPP, how do you write a function?
There are two different kinds of functions: Functions of a Standard Library In C++, this is predefined. User-defined Users created the function.
Declaration of a C++ Function
greet is the name of the function ()
The function’s return type is void.
It has no arguments since the parenthesis is empty.
The body of the function is written inside
What is the C++ function call?
When a programme calls a function, control is passed from the calling programme to the called function. A called function performs a defined job and then returns programme control to the main programme when its return statement is performed or when its function-ending closing brace is reached.