testintenger.java

这是用来测试integer类型的

package day6;

public class TestIntenger {

	public static void main(String[] args) {
	   Integer i=new Integer(5);
	   System.out.println(i);
       Integer i1=5;
       Integer i2=5;
       Integer i3=new Integer(5);
       System.out.println(i1==i2);
       System.out.println(i1==i3);
	  }

    }