If you own the class, you can remove the constraint or else do something to enable an implicit reference or identity conversion.
如果您拥有类，则可移除约束或执行某一操作以启用隐式引用或标识转换。
If you own the class, you can remove the constraint or else do something to enable an implicit reference or identity conversion.
如果您拥有类，则可移除约束或执行某一操作以启用隐式引用或标识转换。
应用推荐