static void Main(string[] args)
{
Console.WriteLine("---pass by value---");
int a = 5;
Console.WriteLine("a value in main before calling foo1: " + a);
Foo1(a); //pass by value
Console.WriteLine("a value in main after calling foo1: " + a);
Console.ReadKey();
Console.WriteLine("---pass by reference---");
var person = new Person { FirstName = "Shravan", LastName = "Kasagoni", Age = 21 };
Console.WriteLine("Person Age in main before calling foo2: " + person.Age);
Foo2(person); //pass by reference
Console.WriteLine("Person Age in main after calling foo2: " + person.Age);
Console.ReadKey();
}
private static void Foo2(Person x)
{
Console.WriteLine("Person Age in foo2 before increment: " + x.Age);
x.Age++;
Console.WriteLine("Person Age in foo2 after increment: " + x.Age);
}
