//The Java Abstract Windowing Toolkit
import java.awt.*;
public class RadioButtonAge extends java.applet.Applet {
//Create a checkbox group named age (these hold other
//Checkboxes making them radio buttons or option boxes
CheckboxGroup age = new CheckboxGroup();
//Create 4 checkboxes in the age group, the third one's
//Starting value is true
Checkbox chkUnder10 = new Checkbox("Under 10 years old", false, age);
Checkbox chk10to15 = new Checkbox("10 to 14 years old", false, age);
Checkbox chk15to20 = new Checkbox("15 to 19 years old", true, age);
Checkbox chkOver20 = new Checkbox("Over 20 years old", false, age);
public void init() {
//Add them all to the screen
add(chkUnder10);
add(chk10to15);
add(chk15to20);
add(chkOver20);
}
}
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