unshift

public int unshift(T elements)

public int unshift(...T elements)

The size of the array after the new element was added.

The size of the array after the new element was added.

Parameters

elements

The element to add to the top of the array.

Parameters

elements

The elements to add to the top of the array.

Adds the specified element to the beginning of the array and returns the size of the modified array.

This method mutates the array.

Adds elements to the beginning of the array and returns the size of the modified array.

This method mutates the array.

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import System;   int[] arr = [ 2, 3, 4 ]; Console.log(arr.first()); // 2 arr.unshift(1); Console.log(arr.first()); // 1

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import System;   int[] arr = [ 2, 3, 4 ]; Console.log(arr.first()); // 2 arr.unshift(0, 1); Console.log(arr.first()); // 0