For Print Stream Reading

PrintStreamDemo.java

@@ -12,6 +12,15 @@ class Student
 
 public class PrintStreamDemo 
 {
+
+    /**
+	 * 
+	 * @param args
+	 * @throws Exception
+	 * Student1.txt is a file upon that FileOutputStream is attached. And upon that PrintStream attach. So the 'ps' is an object of stream.
+	 * So, whatever I write inside the stream object will go in the FileOutputStream and that will go into Student1.txt file.
+	 */
+
     public static void main(String[] args) throws Exception
     {
         FileOutputStream fos=new FileOutputStream("C:\\MyJava\\Student1.txt");
@@ -23,9 +32,10 @@ public static void main(String[] args) throws Exception
         s.name="John";
         s.dept="CSE";
 
+         // For write it in PrintStream. So, that it will go into the stu.txt file.
         ps.println(s.rollno);
         ps.println(s.name);
-        ps.println(s.dept);
+        ps.println(s.dept);    // OUTPUT -> Remember it has return three Strings [ 10, John, CSE ] 
 
         ps.close();
         fos.close();