Converting decimal to octal in java.

Question:

How to convert a decimal to octal in java?

Answer:

This java code is based on the tutorial from:
http://www.wikihow.com/Convert-from-Decimal-to-Octal

Code:

public class DecimalToOctal {
   public static void main(String[] args) {
 
      int decimal = Integer.parseInt(args[0]);
      int results = decimal;
      int remainder = decimal;
      String octal = "";
 
      while (results >= 8) {
         remainder = results % 8;
         results = results/8;
         octal = octal + remainder;
      }
      octal = octal + results;
      octal = new StringBuilder(octal).reverse().toString();
 
      System.out.println ("Decimal : " + decimal); 
      System.out.println ("Octal : " + octal); 
   }
}

Output:

$ java DecimalToOctal 9
Decimal : 9
Octal : 11

$ java DecimalToOctal 891
Decimal : 891
Octal : 1573

$ java DecimalToOctal 12345
Decimal : 12345
Octal : 30071