integer class

• 整型类

integer class的用法和样例：

例句

1. A class defined in this way is called a generic class.
   通过这种方式定义的类称为泛型类。
2. Class itself provides a method to dig into the details of a generified class definition.
   类本身提供了一个深入泛型类定义的细节的方法。