段階2完了しました。

This commit is contained in:
2026-09-15 13:50:38 +09:00
parent d7c1f2b251
commit 6362a10a23
2 changed files with 44 additions and 14 deletions

View File

@@ -8,20 +8,20 @@ public class BasicCheck3 {
items[1] = new Item(); items[1] = new Item();
items[2] = new Item(); items[2] = new Item();
//items[0]代入 //items[0]代入
items[0].name = "ノート"; items[0].setName("ノート");
items[0].price = 120; items[0].setPrice(120);
items[0].stock = 50; items[0].setStock (50);
//items[1]代入 //items[1]代入
items[1].name = "消しゴム"; items[1].setName("消しゴム");
items[1].price = 80; items[1].setPrice(80);
items[1].stock = 30; items[1].setStock(30);
//items[2]代入 //items[2]代入
items[2].name = "鉛筆"; items[2].setName("鉛筆");
items[2].price = 60; items[2].setPrice(60);
items[2].stock = 100; items[2].setStock(100);
for (int i=0; i<=2; i++) { for (int i=0; i<=2; i++) {
items[i].sell(5); items[i].sell(5);
System.out.println(items[i].name + items[i].price+"円"+ "残り"+ items[i].stock + "個"); System.out.println(items[i]);
} }
} }

View File

@@ -1,9 +1,39 @@
public class Item { public class Item {
String name; private String name;
int price; private int price;
int stock; private int stock;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getPrice() {
return price;
}
public void setPrice(int price) {
this.price = price;
}
public int getStock() {
return stock;
}
public void setStock(int stock) {
this.stock = stock;
}
void sell(int amount) { void sell(int amount) {
this.stock = this.stock - amount; this.setStock(this.getStock() - amount);
}
public String toString() {
String str = getName() + " " + getPrice() + "円 (残り" + getStock() + "個)";
return str;
} }
} }