-
Notifications
You must be signed in to change notification settings - Fork 1
Expand file tree
/
Copy pathLearnArraylistOperations.java
More file actions
62 lines (47 loc) · 1.5 KB
/
LearnArraylistOperations.java
File metadata and controls
62 lines (47 loc) · 1.5 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
import java.util.*;
public class LearnArraylistOperations
{
public static void main(String args[]){
List<Integer> list = new ArrayList<>();
list.add(10);
list.add(20);
list.add(30);
list.add(40);
System.out.println(list);
list.add(1,15);
System.out.println(list);
List<Integer> newlist = new ArrayList<>();
newlist.add(50);
newlist.add(60);
list.addAll(newlist);
System.out.println(list);
newlist.clear();
System.out.println(newlist);
System.out.println(list.get(1));
// System.out.println(newlist.get(1));
list.remove(1);
list.remove(Integer.valueOf(60));
list.set(2,25);
System.out.println(list);
System.out.println(list.contains(25));
System.out.println(list.contains(30));
list.add(85);
list.add(60);
list.add(77);
list.add(52);
for(int i = 0;i < list.size();i++){
System.out.println("Element is "+ list.get(i));
}
System.out.println();
for(Integer element:list){
System.out.println("for each element "+ element);
}
System.out.println();
Iterator<Integer> it = list.iterator();
while(it.hasNext()){
System.out.println("Iterator element "+ it.next());
}
Collections.sort(list);
System.out.println(list);
}
}