Allowed Entry-Point Signatures
As we all know, invocation of programs in operating systems supports passing in command-line parameters. In addition, executables can provide an exit code upon termination, indicating the result of the invocation, with a zero value typically denoting a success state. To enable those scenarios, four different signatures for the
Main method are permitted:
static void Main()static int Main()static void Main(string args)static int Main(string args)
Those are essentially the four combinations formed by the following:
Returning an integer-valued exit code or none at all
Accepting an array of command-line arguments ...