[说明] 当用户启动html浏览器并首次打开下面的html文档时，Java Applet小程序在第一个显示面板上显示字符串"HelloWorld"；在第二个显示面板上画一条直线。[Java代码]import java.awt. *;import javax.swing. *;public class HelloWorldApplet extends JApplet pubhc void (1) {(2) str="HetloWorld";JLabel label = new JLabel(str);this. getContentPane().add(label); }}import java.applet.Applet;import java.awt.Graphics;public class AppletPaint extends (3) { public void paint( (4) ) { g.drawLine(0,0,300,200); }}[HTML文档]＜html＞＜head＞＜title＞ HTML Test Page ＜/title＞＜/head＞＜body＞＜applet code=" (5) " width="300" height="100"＞＜/applet＞＜applet code=" AppletPaint.class" width="300" height="100"＞＜/applet＞＜/body＞＜/html＞
