for循环语句
第一个方法就是大家熟知的for循环语句:
int l = students.size();
System.out.println("学生信息:");
for (int i = 0; i < l; i++) {
Student s = (Student) students.get(i);
System.out.println("编号:" + s.ID + "\t\t\t姓名:" + s.name + "\t\t\t年龄:" + s.age + "\t\t\t性别:" + s.gender);
}
}











