[java]
class Sample {
int intSample;
char charSample;
}
public class Exercise_2_1 {
public static void main(String[] args) {
Sample sample = new Sample();
System.out.println("經過Java對於資料成員的預設初始化，int為："+sample.intSample);
System.out.println("經過Java對於資料成員的預設初始化，char為："+sample.charSample);
System.out.println("char顯示不出來是因為它的預設初始值是：(null)");
}
}
[/java]