// Learning Processing
  // Daniel Shiffman
  // http://www.learningprocessing.com
  
  // Example 18-1: User input
  
  PFont f;
  
  // Variable to store text currently being typed
  String typing = "";
  
  // Variable to store saved text when return is hit
  String saved = "";
  
  void setup() {
    size(300,200);
    f = createFont("Arial",16,true);
  }
  
  void draw() {
    background(255);
    int indent = 25;
    
    // Set the font and fill for text
    textFont(f);
    fill(0);
    
    // Display everything
    text("Click in this applet and type. \nHit return to save what you typed. ", indent, 40);
    text(typing,indent,90);
    text(saved,indent,130);
  }
  
  void keyPressed() {
    // If the return key is pressed, save the String and clear it
    if (key == '\n' ) {
      saved = typing;
      // A String can be cleared by setting it equal to ""
      typing = ""; 
    } else {
      // Otherwise, concatenate the String
      // Each character typed by the user is added to the end of the String variable.
      typing = typing + key; 
    }
  }