java arraylist to array
List<String> list = new ArrayList<>();
list.add("a");
list.add("ab");
list.add("abc");
list.add("abcd");
// convert
String[] array = list.toArray();java arraylist to array
List<String> list = new ArrayList<>();
list.add("a");
list.add("ab");
list.add("abc");
list.add("abcd");
// convert
String[] array = list.toArray();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);arraylist to array java
ArrayList<String> ArrayLister=new ArrayList<>(){ArrayLister.add("Hi")};
String[] array=ArrayLister.toArray(String[]);array to arraylist java
ArrayList<Integer> list = new ArrayList<>(OtherList);
//it will copy all elements from OtherList to this one
//time complexity - O(n)arraylist to java
You can only use the to array method if you convert to any object type.Copyright © 2021 Codeinu
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