how to make an array of arraylists in java
ArrayList<Integer> [] myList = (ArrayList<Integer>[]) new ArrayList[4];
how to make an array of arraylists in java
ArrayList<Integer> [] myList = (ArrayList<Integer>[]) new ArrayList[4];
How to create an ArrayList
import java.util.*;
class JavaExample{
public static void main(String args[]){
ArrayList<String> alist=new ArrayList<String>();
alist.add("Steve");
alist.add("Tim");
alist.add("Lucy");
alist.add("Pat");
alist.add("Angela");
alist.add("Tom");
//displaying elements
System.out.println(alist);
//Adding "Steve" at the fourth position
alist.add(3, "Steve");
//displaying elements
System.out.println(alist);
}
}
java arraylist declaration
ArrayList<E> yourArray = new ArrayList<E>();
//'E' can be raplaced with any data type or object, or left as
// E if used for general funcitonality
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