Suppose that s1 and s2 are given as follows: StringBuilder s1 = new StringBuilde

Question

Suppose that s1 and s2 are given as follows:
StringBuilder s1 = new StringBuilder("Java");
StringBuilder s2 = new StringBuilder("HTML");
Show the value of s1 after each of the following statements. Assume that the statements are independent.

1) s1.append("is fun");
(2) s1.append(s2);
(3) s1.insert(2, "is fun");
(4) s1.insert(1, s2);
(5) s1.charAt(2);
(6) s1.length();
7) s1.deleteCharAt(3);
(8) s1.delete(1,3);
(9) s1.reverse();
(10) s1.replace(1,3,"Computer");
(11) s1.substring(1,3);
(12) s1.substring(2);

Explanation / Answer

Please Rate:Thanks

1. Java is fun

2. JavaHTML

3.Jaisfunva

4.jHTMLava

5. v

6. 4

7. jav

8. ja

9. avaJ

10.  JComputera

11. ava

12. jav

 

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