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Convert Java String to Byte example

  1. /*
  2.   Convert Java String to Byte example
  3.   This example shows how we can convert String object to Byte object.
  4. */
  5.  
  6. public class StringToByteExample {
  7.  
  8.   public static void main(String[] args) {
  9.    
  10.     //We can convert String to Byte using following ways.
  11.     //1. Construct Byte using constructor.
  12.     Byte bObj1 = new Byte("100");
  13.     System.out.println(bObj1);
  14.    
  15.     //2. Use valueOf method of Byte class. This method is static.
  16.     String str = "100";
  17.     Byte bObj2 = Byte.valueOf(str);
  18.     System.out.println(bObj2);
  19.    
  20.     //Please note that both method can throw a NumberFormatException if
  21.     //string can not be parsed.
  22.    
  23.   }
  24. }
  25.  
  26. /*
  27. Output of the program would be :
  28. 100
  29. 100
  30. */