shift()

shift<T>(arr): [T, T[]]

Returns a tuple containing the first element (head) of the given array and the remaining elements of the array (tail).

Type Parameters

T

T

The type of array elements.

Parameters

arr

T[]

The element to get the head/tail of.

Returns

[T, T[]]

Remarks

pure function

Example

import { shift } from '@accelint/core';

shift([1, 2, 3, 4]);
// [1, [2, 3, 4, 5]]