java list to arraylist code example

Example 1: java list to array

String[] arr = list.toArray(new String[list.size()]);

Example 2: java array to arraylist

List<Element> list = Arrays.asList(array);

Example 3: java list to array

List<String> stockList = new ArrayList<String>();
stockList.add("stock1");
stockList.add("stock2");

String[] stockArr = new String[stockList.size()];
stockArr = stockList.toArray(stockArr);

for(String s : stockArr)
    System.out.println(s);

Example 4: convert arraylist to array in java

Integer[] arr = new Integer[al.size()]; 
  
        // ArrayList to Array Conversion 
        for (int i = 0; i < al.size(); i++) 
            arr[i] = al.get(i);

Example 5: array to arraylist

new ArrayList<>(Arrays.asList(array));

Example 6: convert list to array in java

Integer[] arr = new Integer[al.size()]; 
arr = al.toArray(arr);