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Convert binary number to decimal number example

  1. /*
  2.         Convert binary number to decimal number example.
  3.         This example shows how to convert binary integer number
  4.         to decimal integer number using valueOf method of Integer
  5.         wrapper class.
  6. */
  7.  
  8.  
  9. public class ConvertBinaryToDecimalNumber {
  10.  
  11.         public static void main(String[] args) {
  12.                
  13.                 //declare string containing binary number
  14.                 String strBinaryNumber = "111000";
  15.                
  16.                 /*
  17.                  * to convert binary number to decimal number use,
  18.                  * int parseInt method of Integer wrapper class.
  19.                  *
  20.                  * Pass 2 as redix second argument.
  21.                  */
  22.                  
  23.                  int decimalNumber = Integer.parseInt(strBinaryNumber,2);
  24.                  System.out.println("Binary number converted to decimal number");
  25.                  System.out.println("Decimal number is : " + decimalNumber);
  26.                
  27.         }
  28. }
  29.  
  30. /*
  31. Output would be
  32. Binary number converted to decimal number
  33. Decimal number is : 56
  34. */