{寶可夢物件使用藍圖}
[主程式]-[使用物件]
public class hello
{
public static void main(String[] args)
{
Monster.NUM_MONSTERS = 386;
Monster pikatu = new Monster();
pikatu.HP = 100;
pikatu.DAMAGE = 10;
Monster fire = new Monster();
fire.ID = 1;
}
}
[宣告類別]
public class Monster
{
public static int NUM_MONSTERS;
public int HP;
public int ID;
public int DAMAGE;
public Monster()
{
}
}
{算BMI}
[主程式]
public class hello
{
public static void main(String[] args)
{
Student A = new Student();
Student B = new Student();
Student C = new Student();
A.height = 1.7f;
A.weight = 60.0f;
B.height = 1.5f;
B.weight = 40.0f;
C.height = 1.9f;
C.weight = 90.0f;
System.out.println(A.bmi());
System.out.println(B.bmi());
System.out.println(C.bmi());
}
}
[類別宣告]
public class Student
{
public float height;
public float weight;
public float bmi()
{
return weight / (height * height);
}
}