17 equals方法重写

package com.bowen.dong;
/**
 *
 * @author bw
 *
 */
public class Test {
    public static void main(String[] args)  {
        String s1 ="sabc";
        String s2 ="sabc";
        Test t1 = new Test();
        Test t2 = new Test();
        if(t1.equals(t2)) {
            System.out.println("e");
        }
        System.out.println("t1"+t1);
        System.out.println("t2"+t2);
        
        if(s1.equals(s2)) {
           System.out.println("equals");            
        }
    }
}