StringTests.java

public class StringTests {
    public static void main(String [] args) {
	String s1,s2,s3,s4,s5,s6;
	s1=new String("Hello");
	s2="Hello";
	s3=s1;
	s4="Hello";
	s5="World";
	s6=new String("World");
	System.out.println(s1==s2); //false
	System.out.println(s1==s3); //true
	System.out.println(s1==s4); //false
	System.out.println(s1==s5); //false
	System.out.println(s1==s6); //false
	System.out.println(s2==s3); //false
	System.out.println(s2==s4); //true --> this is because it points to the same literal
	System.out.println(s2==s5); //false
	System.out.println(s2==s6); //false
	System.out.println(s3==s4); //false
	System.out.println(s3==s5); //false
	System.out.println(s3==s6); //false
	System.out.println(s4==s5); //false
	System.out.println(s4==s6); //false
	System.out.println(s5==s6); //false
    }
}