Gray Roberts
0
Q:

java arraylist declaration

ArrayList<Integer> integerArray = new ArrayList<Integer>();
ArrayList<String> integerArray = new ArrayList<String>();
ArrayList<Double> integerArray = new ArrayList<Double>();
//... keep replacing what is inside the <> with the appropriate
//data type
5
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;

class scratch{
    public static void main(String[] args) {
        List<Integer> aList = new ArrayList<>();
        List<Integer> lList = new LinkedList<>();
    }
}
9
ArrayList<Type> name = new ArrayList<Type>();
3
List<String> x = new ArrayList<>(Arrays.asList("xyz", "abc"));
0
ArrayList<Integer> integerArray = new ArrayList<Integer>();
ArrayList<String> stringArray = new ArrayList<String>();
ArrayList<Double> doubleArray = new ArrayList<Double>();
//... keep replacing what is inside the <> with the appropriate
//data type
2
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
0

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