Reverse

Since 1.0.0

Reverse a tuple.

Signature

type Reverse<T extends readonly unknown[], Acc extends readonly unknown[] = []> = 
  T extends readonly [infer H, ...infer R]
    ? Reverse<R, [H, ...Acc]>
    : Acc

Parameters

Parameter	Description
T	The tuple type

Examples

Basic Usage

import type { Reverse } from 'uni-types'

type Reversed = Reverse<[1, 2, 3]> // [3, 2, 1]
type ReversedStr = Reverse<['a', 'b', 'c']> // ['c', 'b', 'a']

Empty Tuple

type Empty = Reverse<[]> // []

Single Element

type Single = Reverse<[string]> // [string]

Related

• Head - Get first element
• Last - Get last element
• Tail - Get all elements except first