how to write to an file in java code example

Example: Java program to write to text file

// Java program to write to text file
import java.io.FileNotFoundException;
import java.io.PrintWriter;
public class WriteIntoTextFile 
{
   public static void main(String[] args)
   {
      try
      {    
         FileWriter fw = new FileWriter("B:\\demo.txt");    
         fw.write("Hello World");    
         fw.close();    
      }
      catch(Exception ex)
      {
         System.out.println(ex);
      }    
      System.out.println("Successful");
   }
}