3日目_1段階

This commit is contained in:
2026-09-16 15:59:09 +09:00
parent f4acecff05
commit 012cbcd562
5 changed files with 97 additions and 4 deletions

34
em-oop/src/Shape.java Normal file
View File

@@ -0,0 +1,34 @@
public class Shape {
private String name; //フィールドname ・privateにしなきゃいけない
public double area;
public int radius;
public Shape() {
}
public Shape(String name) {
this.name = name; //Circleが"円"を呼び出すための文字列をいれるところ
}
public double area() { //メソッドarea 引数なし・戻り値double 中身return0.0;
return 0.0;
}
// @Override
public void showInfo(){ //メソッドshowinfo 引数戻り値なし・中身はsyso
System.out.println(this.name + "の面積は" + this.area() + "です");
System.out.println("(半径:" + this.radius + ")");
}
// @Override
// public void showInfo(){
//
// }
}