README - Type Challenges

<h1>First of Array </h1><blockquote><p>by Anthony Fu <a href="https://github.com/antfu" target="_blank">@antfu</a></p></blockquote><p><a href="https://tsch.js.org/14/play" target="_blank"></a>    <a href="./README.zh-CN.md" target="_blank"></a> <a href="./README.ja.md" target="_blank"></a> <a href="./README.ko.md" target="_blank"></a> </p>

Implement a generic First<T> that takes an Array T and returns its first element's type.

For example:

type arr1 = ['a', 'b', 'c']
type arr2 = [3, 2, 1]

type head1 = First<arr1> // expected to be 'a'
type head2 = First<arr2> // expected to be 3

<a href="../../README.md" target="_blank"></a> <a href="https://tsch.js.org/14/answer" target="_blank"></a> <a href="https://tsch.js.org/14/solutions" target="_blank"></a> <hr><h3>Related Challenges</h3><a href="https://github.com/type-challenges/type-challenges/blob/main/questions/00015-medium-last/README.md" target="_blank"></a>