convert list of integer to array in java

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Lucia
16 Jan 2019
1int[] array = list.stream().mapToInt(i->i).toArray();
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Elías
02 Jan 2017
1int[] arr = {1,2,3};
2IntStream.of(arr).boxed().collect(Collectors.toList());
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Yannick
02 Nov 2016
1List<Integer> al = new ArrayList<Integer>(); 
2Integer[] arr = new Integer[al.size()]; 
3arr = al.toArray(arr);
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