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じゃばじゃばおぼえがき

Last updated at Posted at 2019-05-20

引数入力

hikisuu.java
int input = Integer.parseInt(args[0]);

シンプルな配列

hairetsu.java
String[] num= new String[7];

        num[0]="zero";
        num[1]="one";
        num[2]="two";
        num[3]="three";
        num[4]="four";
        num[5]="five";
        num[6]="six"

ArrayList

arraylist.java
ArrayList
ArrayList<> リスト名 = new ArrayList<>();

//例
ArrayList<String> strList = new ArrayList<String>();

for文

for.java

for(int i = 0; i<7;i++){
        System.out.print(i+"は英語で");
        System.out.println(num[i]+"です。");
        }

拡張forループ

kfor.java

for (  変数名 :  )
  ;
}

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