import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;
public class AddAllElement {
public static void main(String[] args) {
ArrayList<String> arr = new ArrayList<String>();
// add element in arraylist
arr.add("c");
arr.add("php");
arr.add("html");
arr.add("java");
// print arraylist
System.out.println("arrayList is = " + arr);
List<String> brr = new ArrayList<String>();
brr.add("one");
brr.add("second");
//Appends all of the elements in the specified collection
//to the end of this list, in the order that they are
//returned by the specified collection's Iterator.
arr.addAll(brr);
System.out.println("After AddAll list brr ="+arr);
List<String> linkList = new LinkedList<String>();
linkList.add("Delhi");
linkList.add("Kurukshetra");
arr.addAll(linkList);
System.out.println("After AddAll list linklist"+arr);
}
}
Output:
arrayList is = [c, php, html, java]
After AddAll list brr =[c, php, html, java, one, second]
After AddAll list linklist[c, php, html, java, one, second, Delhi, Kurukshetra]
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import java.util.LinkedList;
import java.util.List;
public class AddAllElement {
public static void main(String[] args) {
ArrayList<String> arr = new ArrayList<String>();
// add element in arraylist
arr.add("c");
arr.add("php");
arr.add("html");
arr.add("java");
// print arraylist
System.out.println("arrayList is = " + arr);
List<String> brr = new ArrayList<String>();
brr.add("one");
brr.add("second");
//Appends all of the elements in the specified collection
//to the end of this list, in the order that they are
//returned by the specified collection's Iterator.
arr.addAll(brr);
System.out.println("After AddAll list brr ="+arr);
List<String> linkList = new LinkedList<String>();
linkList.add("Delhi");
linkList.add("Kurukshetra");
arr.addAll(linkList);
System.out.println("After AddAll list linklist"+arr);
}
}
Output:
arrayList is = [c, php, html, java]
After AddAll list brr =[c, php, html, java, one, second]
After AddAll list linklist[c, php, html, java, one, second, Delhi, Kurukshetra]
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How to insert element in arraylist
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