Collection expression arguments Unions Closed class hierarchies Extension indexers Labeled break/continue Non-virtual static interface members without DIM runtime support ExtendedLayoutAttribute preview 扱いだけど Unsafe evolution と Runtime async も触れる？
Collection expression arguments
Unions
Closed class hierarchies
Extension indexers
Labeled break/continue
Non-virtual static interface members without DIM runtime support
ExtendedLayoutAttribute
preview 扱いだけど Unsafe evolution と Runtime async も触れる？