//Reference types
static void NoRef(HelperObject a)
{
//a.Value == 10;
a.Value = 17;
//a.Value == 17;
a = new HelperObject(25);
//a.Value == 25;
//a.Value == 17 in caller
}
static void Ref(ref HelperObject a)
{
//a.Value == 10;
a.Value = 17;
//a.Value == 17;
a = new HelperObject(25);
//a.Value == 25;
//a.Value == 25 in caller, because reference is changed to new object also in caller
}
public static void RunReferences()
{
var a = new HelperObject(10);
NoRef(a);
System.Console.WriteLine($"NoRef returned Value: {a?.Value}");
Ref(ref a);
System.Console.WriteLine($"Ref returned Value: {a?.Value}");
}
