C++ main class

A class is defined in C++ using keyword class followed by the name of class . The body of class is defined inside the curly brackets and terminated by a semicolon at the end.

To call some function before main() method in C++,

The main() method can appear in any class that is part of an application , but if the application is a complex containing multiple files, it is common to create a separate class just for main(). The main class can have any name, although typically it will just be called “Main”.