Java tutorial
//package com.java2s; //License from project: LGPL import java.util.ArrayList; public class Main { /** * transforms an ArrayList of Double values to an Array of double values * @param _list the ArrayList with Double values * @return an array with double values */ public static double[] getDoubleArrayFromArrayList(ArrayList<Double> _list) { double[] res = new double[_list.size()]; for (int i = 0; i < res.length; i++) { res[i] = _list.get(i).doubleValue(); } return res; } }