• Wildcards - the funky question marks where a type parameter should go - are a means of expressing a type constraint in terms of an unknown type.

    通配符—使用个奇怪问号表示类型参数一种表示未知类型类型约束方法

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  • When a constraint is applied to a generic type parameter, an implicit identity or reference conversion must exist from the concrete argument to the type of the constraint.

    某一约束应用类型参数时,必须存在具体参数约束类型标识引用转换

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  • Gets or sets a value indicating whether the type parameter has a constructor constraint.

    取得设定值,指出型别参数是否具有建构函式条件约束

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  • The type parameter is not used as a generic constraint for the interface methods.

    参数不能当做介面方法泛型条件约束使用

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  • The type parameter is not used as a generic constraint for the interface methods.

    参数不能当做介面方法泛型条件约束使用

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