Integer.decode を検証

    public static void main(String[] args) {
        Integer i = Integer.decode("1");  //Decimal
        System.out.println(i);
        i = Integer.decode("0xA");  //Hex
        System.out.println(i);
        i = Integer.decode("#A");  //Hex
        System.out.println(i);
        i = Integer.decode("011");  //Octal
        System.out.println(i);
    }

1
10
10
9