/**
*
*/
package com.you.demo;
/**
* @author YouHaiDong
* @date 2015-04-02
*/
public class Welcome
{
/**
* @param args
*/
public static void main(String[] args)
{
String str1 = "you";
String str2 = "you";
String str3 = new String("you");
System.out.println(str1==str2);
System.out.println(str1==str3);
System.out.println(str2.equals(str3));
}
}
结果为:
true
false
true