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Hello World Applet Example

  1. /*
  2.         Hello World Applet Example
  3.         This java example shows how to create and run Hello World Java Applet.
  4. */
  5.  
  6.  
  7.  
  8. import java.applet.Applet;
  9. import java.awt.Graphics;
  10.  
  11. /*
  12.  *
  13.  * Applet can either run by browser or appletviewer application.
  14.  * Define <applet> tag within comments as given below to speed up
  15.  * the testing.
  16.  */
  17.  
  18. /*
  19. <applet code="HelloWorldApplet" width=100 height=100>
  20. </applet>
  21. */
  22.  
  23. //every applet must extend from java.applet.Applet class
  24. public class HelloWorldApplet extends Applet{
  25.  
  26.         /*
  27.          * Override paint method.
  28.          * paint method is called every time the applet needs to redisplay
  29.          * it's output. For example, when applet is first displayed or applet
  30.          * window is minimized and then restored.
  31.          *
  32.          */
  33.         public void paint(Graphics g){
  34.                
  35.                 /*
  36.                  * Use
  37.                  * void drawString(String str, int x, int y)
  38.                  * method to print the string at specified location x and y.
  39.                  */
  40.                 g.drawString("Hello World", 50, 50);
  41.         }
  42. }

Example Output

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