Java: Input and output

Input from the Keyboard - Using Scanner

Numbers

Sample Program: Java: Min, Max, Average

Text

Input from the keyboard - Using InputDialogueBox

Sample Program: 1.2 Java Input Dialog Boxes

Output to the Monitor

System.out.println

System.out.print

Format using:

Control Characters: 1.7 Java Format using System.out.print

Number: 1.3 Java Format Numbers

Text Files

Java: Text file - Input

Java Text file Output

Binary Files -- files of objects

Objects are read and written via Object Streams.

Objects that are to use the Object Stream must implements java.io.Serializable

For details form Oracle, see: http://download.oracle.com/javase/tutorial/essential/io/objectstreams.html