arraylist set 28int index e element 29 method in java

1import java.util.ArrayList;
2public class ArrayListGetExample
3{
4   public static void main(String[] args)
5   {
6      ArrayList<String> al = new ArrayList<String>();
7      al.add("lion");
8      al.add("tiger");
9      al.add("deer");
10      al.add("cheetah");
11      al.add("elephant");
12      al.add("fox");
13      al.add("hyenas");
14      al.add("jackal");
15      System.out.println("Get second element of ArrayList: " + al.get(1));
16      System.out.println("Get third element of ArrayList: " + al.get(2));
17      System.out.println("Get fifth element of ArrayList: " + al.get(4));
18      System.out.println("Get sixth element of ArrayList: " + al.get(5));
19   }
20}

1example on ArrayList set(int index, E element) method for IndexOutOfBoundsException
2import java.util.ArrayList;
3public class ArrayListSetMethodExample
4{
5   public static void main(String[] args)
6   {
7      try
8      {
9         ArrayList<Integer> al = new ArrayList<Integer>();
10         al.add(36);
11         al.add(23);
12         al.add(39);
13         al.add(69);
14         al.add(56);
15         System.out.println("ArrayList before using set() method: " + al);
16         // replace number at the index 7 with 25
17         System.out.println("Trying to replace the element at index greater than capacity: ");
18         int num = al.set(7, 25);
19         // printing modified ArrayList
20         System.out.println("ArrayList after using set() method: " + al);
21         // printing replaced element
22         System.out.println("Replaced number: " + num);
23      }
24      catch(IndexOutOfBoundsException ex)
25      {
26         System.out.println("Exception: " + ex);
27      }
28   }
29}

1import java.util.ArrayList;
2public class ArrayListSetMethodExample
3{
4   public static void main(String[] args)
5   {
6      ArrayList<String> names = new ArrayList<String>(5);
7      names.add("vinay");
8      names.add("ajay");
9      names.add("vijay");
10      names.add("bharat");
11      names.add("dinesh");
12      System.out.println("ArrayList before using set() method: " + names);
13      // change vijay name to chandan
14      System.out.println("ArrayList after using set() method: ");
15      names.set(2, new String("chandan"));
16      for(int a = 0; a < 5; a++)
17      {
18         System.out.println(names.get(a).toString());
19      }
20   }
21}