TupleLength

Since 1.0.0

Get the length of a tuple.

Signature

type TupleLength<T extends readonly unknown[]> = T['length']

Parameters

Parameter	Description
T	The tuple type

Examples

Basic Usage

import type { TupleLength } from 'uni-types'

type Len3 = TupleLength<[1, 2, 3]> // 3
type Len0 = TupleLength<[]> // 0
type Len5 = TupleLength<['a', 'b', 'c', 'd', 'e']> // 5

With Arrays

type ArrayLen = TupleLength<string[]> // number

Related

• IsEmptyTuple - Check if tuple is empty