「Java」クラスのintフィールド、int配列の要素を取得するサンプル

2020年11月4日

構文
class名 obj名 = new class名();
obj名.フィールド
obj名.配列
Javaコード

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package com.arkgame.study.java8;
public class IntArrDemo {
public static class Sample {
int age = 12;
int price[] = new int[] { 12, 34, 56, 78, 0 };
}
public static void main(String[] args) {
Sample sa = new Sample();
System.out.println("Sample Class member age:\n" + sa.age);
System.out.println("Sample Class array element:");
for (int i = 0; i < sa.price.length; i++) {
System.out.println("要素:" + i + " 値:" + sa.price[i]);
}
}
}
package com.arkgame.study.java8; public class IntArrDemo { public static class Sample { int age = 12; int price[] = new int[] { 12, 34, 56, 78, 0 }; } public static void main(String[] args) { Sample sa = new Sample(); System.out.println("Sample Class member age:\n" + sa.age); System.out.println("Sample Class array element:"); for (int i = 0; i < sa.price.length; i++) { System.out.println("要素:" + i + " 値:" + sa.price[i]); } } }
package com.arkgame.study.java8;

public class IntArrDemo {

      public static class Sample {
            int age = 12;
            int price[] = new int[] { 12, 34, 56, 78, 0 };
      }

      public static void main(String[] args) {
            Sample sa = new Sample();
            System.out.println("Sample Class member age:\n" + sa.age);

            System.out.println("Sample Class array element:");
            for (int i = 0; i < sa.price.length; i++) {
                  System.out.println("要素:" + i + " 値:" + sa.price[i]);
            }

      }

}

結果
Sample Class member age:
12
Sample Class array element:
要素:0 値:12
要素:1 値:34
要素:2 値:56
要素:3 値:78
要素:4 値:0

Java

Posted by arkgame