2.19instanceofdemo.java

JAVA程序设计的源代码

public class InstanceofDemo{
public static void main(String args[]){
InstanceofDemo t=new InstanceofDemo();
if(t instanceof InstanceofDemo)    //对变量t进行instanceof运算
{
System.out.println("t是InstanceofDemo的实例");
}
else
{
System.out.println("t不是InstanceofDemo的实例");
}
}
}