• Source 
    1. import java.util.Scanner;
    2. public class konversisatuanpanjang 
    3. { 
    4.         public static void main(String[] args) 
    5.         {
    6.             System.out.print("Masukkan panjang dalam meter : ");
    7.             Scanner input = new Scanner(System.in); 
    8.             double meter = input.nextDouble();
    9.             double km = meter/1000;
    10.             double hm = meter/100;
    11.             double dam = meter/10;
    12.             double dm = meter*10;
    13.             double cm = meter*100;
    14.             double mm = meter*1000;
    15.             double mil = meter*0.000621371;
    16.             double inci = meter*39.3701;
    17.             double yard = meter*1.093613888889;
    18.             double mil_laut = meter*0.000539957;
    19.             double kaki = meter*3.28084;
    20.             System.out.println(meter + " meter sama dengan : \n" + km + " km\n" + hm + " hm\n" + dam + " dam\n" + dm + " dm\n" + cm + " cm\n" + mm + " mm\n" + mil + " mil\n" + inci + " inci\n" + yard + " yard\n" + mil_laut + " mil laut\n" + kaki + " kaki");
    21.         }
    22.     }
    23.