Add Elements Of List To ArrayList In Java
Chapter:
Data Structures
Last Updated:
11-08-2017 09:26:15 UTC
Program:
/* ............... START ............... */
import java.util.ArrayList;
import java.util.List;
public class JavaListArrayList {
public static void main(String a[]) {
ArrayList<String> arrl = new ArrayList<String>();
// adding elements to the end
arrl.add("Java");
arrl.add("Scan");
System.out.println("Actual ArrayList:" + arrl);
List<String> list = new ArrayList<String>();
list.add("one");
list.add("two");
arrl.addAll(list);
System.out.println("After Copy: " + arrl);
}
}
/* ............... END ............... */
Output
Actual ArrayList:[Java, Scan]
After Copy: [Java, Scan, one, two]
Notes:
-
If you have another list that contains all the items you would like to add you can do arrl.addAll(list).
Tags
Add Elements Of A List To ArrayList, Java