append element to head of array java

Meng Yuan answered on November 27, 2021 Popularity 4/10 Helpfulness 1/10

answer append element to head of array java

related how to add element to end of array java

append element to head of array java

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// using deque
Deque<String> deque = new LinkedList<>();
deque.add("two");
deque.add("one");
deque.addFirst("three");
//prints "three", "two", "one"

Popularity 4/10 Helpfulness 1/10 Language java

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Contributed on Nov 02 2022

Meng Yuan

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how to add element to end of array java

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public static void main(String[] args) {
    int[] array = new int[] {1, 2, 3};
    System.out.println(Arrays.toString(array));
    array = Arrays.copyOf(array, array.length + 1); //create new array from old array and allocate one more element
    array[array.length - 1] = 4;
    System.out.println(Arrays.toString(array));
}

Popularity 10/10 Helpfulness 4/10 Language java

Source: stackoverflow.com

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Contributed on Nov 27 2021

Comfortable Cormorant

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append element to head of array java

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append element to head of array java

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