// Show how to write to a file using a PrintWriter object.

import java.io.PrintWriter;
import java.io.FileNotFoundException;

public class WriteToFile
{
    public static void main(String[ ] args) throws FileNotFoundException
    {
        // Declare and instantiate PrintWriter object.
        PrintWriter pw = new PrintWriter("out.txt");

        // Write to output file using println method.
        pw.println("This is a test.");

        // Write to output file using printf method.
        int x = 5, y = 6;
        pw.printf("%d + %d = %d", x, y, x + y);

        // PrintWriter object must be closed to flush output buffer.
        pw.close( ); 
    }
}