ch4_e4_8.java

来自「各种关于JAVA的初级编程」· Java 代码 · 共 57 行

public class ch4_e4_8
{
public static void main(String args[])
{
Student demoStudent = new Student();
}
}

class Student
{
private String studentId;
private int classId;
private String studentName;
private char studentGender;
private int studentAge;

String getStudentId()
{
return studentId;
}

int getClassId()
{
return classId;
}

char getStudentGender()
{
return studentGender;
}

String getStudentName()
{
return studentName;
}

int getStudentAge()
{
return studentAge;
}

boolean setStudentAge(int newAge)
{
if( newAge>0 && newAge<130)
{
studentAge = newAge;
return true;
}
else
{
System.out.println("非法学生年龄！");
return false;
}
}

}