Jesse Phillips Wrote:
> I will first quote Wikipedia about C#[1]:
>
> "For example, in C# 3.0 generic parameters did not support co or
> contravariance; List<A> was not equivalent to List<TypeDerivedFromTypeA> as
> one might intuit; however, this is now supported in C# 4.0, though standard
> arrays have always supported covariance & contravariance since .NET was
> introduced."
>
> Then I will show an example that does compile[2]:
>
> void main() {
> A[] = [new B(), new A()];
> }
>
> 1.
> http://en.wikipedia.org/wiki/Covariance_and_contravariance_(computer_science)
> 2. http://ideone.com/ZzDTs
Actually my example code should have been this[1]:
class A {}
class B:A {}
void main() {
A[] a = new B[6];
}
1. http://ideone.com/Q59iD
