Convert Double to String using toString Method of Double Class

Let us first declare a Double −

Double ob = new Double(99.12);

Use the toString() method to convert Double into String.

String res = ob.toString();

The following is the complete example.

Example

 Live Demo

public class Demo {
   public static void main(String args[]) {
      Double ob = new Double(99.12);
      String res = ob.toString();
      System.out.println(res);
    }
}

Output

99.12