how to list an array code example

Example 1: 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 2: convert list to array in java

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