checkboxgroupdemo.java

这是《Java 2 简明教程(第2版)》一书配套的源代码。

import java.awt.*;
import java.applet.Applet;

public class CheckboxGroupDemo extends Applet
{
   String University[]={"Tsinghua University","Peking University","Fudan University","Nankai University","Tianjin University"};
  Checkbox C[]= new Checkbox[5];
  Label label= new Label(" There are main Universities in China");

  public void init()
  { 
    CheckboxGroup c=new CheckboxGroup();
   add(new Label("Please choice the University:"));
    for(int i=0;i<5;i++)
    {
     C[i]=new Checkbox(University[i],c,false);
     add(C[i]);
    }
   add(label);
  }
}