variance annotation造句

例句与造句

1. Use-site variance annotations provide additional flexibility, allowing more programs to type-check.
2. C # allows variance annotations on the parameters of interfaces, but not the parameters of classes.
3. Scala's rules for checking variance annotations are essentially the same as C #'s.
4. It is possible to design a type system where the compiler automatically infers the best possible variance annotations for all datatype parameters.
5. Use-site variance annotations aim to give users of a class more opportunities for subtyping without requiring the designer of the class to define multiple interfaces with different variance.
6. It's difficult to find variance annotation in a sentence. 用variance annotation造句挺难的
7. In languages with " declaration-site variance annotations " ( e . g ., Java ), the programmer instead annotates the places where a generic type is instantiated.
8. Early versions of Scala used use-site variance annotations but programmers found them difficult to use in practice, while declaration-site annotations were found to be very helpful when designing classes.