Reverse words in a String

1. Java Interview Program to Reverse words in a string

1. package com.instaceofjava;
2.  
3. public class ReverseString {
4.  
5. public static void main(String[] args) {
6.  
7. String strng= "Instance of Java ";
8.  
9. String str[] =strng.split(" ");
10.  
11. String result="";
12.  
13. for(int i=str.length()-1;i>=0;i--){
14.  
15. result += str[i]+" ";
16.  
17. }
18.  
19. System.out.println(result );
20. }
21. }

Output:

1. Java of Instance

2. Java Interview Program to Reverse words in a string

1. package com.instaceofjava;
2.  
3. public class ReverseString {
4.  
5. public static void main(String[] args) {
6.  
7. String strng= "Instance of Java ";
8.  
9. StringBuilder sb = new StringBuilder(strng.length() + 1);
10.  
11.   String[] words = strng.split(" ");
12.  
13.   for (int i = words.length - 1; i >= 0; i--) {
14.          sb.append(words[i]).append(' ');
15.    }
16.     
17.     sb.setLength(sb.length() - 1); 
18.  
19.    String result= sb.toString();  
20.  
21.     System.out.println(result);
22. 
    
23. }
24. }

Output:

1. Java of Instance