new bird

最新推荐文章于 2025-08-07 21:51:39 发布

原创最新推荐文章于 2025-08-07 21:51:39 发布 · 137 阅读

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public class TestString{
public static void main(String[] args){
String s1="Monday";
String s2="Monday";
if(s1==s2)
System.out.println("s1==s2");
else
System.out.println("s1!=s2");
}
}

public class TestString{
public static void main(String[] args){
String s1="Monday";
String s2=new String("Monday");
if(s1==s2)
System.out.println("s1==s2");
else
System.out.println("s1!=s2);
if(s1.equals(s2))
System.out.println("s1 equals s2");
else
System.out.println("s1 not equals s2");
}
}

public class TestString{
public static void main(String[] args){
String s1="Monday";
String s2=new String("Monday");
s2=s2.intern();
if(s1==s2)
System.out.println("s1!=s2");
if(s1.equals(s2))
System.out.println("s1 equals s2");
else
System.out.println("s1 not equals s2");
}
}