原创 關於對 java 泛型中T extendscompareable<? super T>理解
public class Student implements Comparable<Student>{ private int id; public Student(int id) { this.id = id; }
2018-08-27 19:50:57
3
2018-08-27 19:50:57
3
public class Student implements Comparable<Student>{ private int id; public Student(int id) { this.id = id; }
2018-08-27 19:50:57
3