* chore: Add the SPDX information to each file Add copyright and licensing information as defined in version 3.0 of the REUSE Specification. * tweak format --------- Co-authored-by: syuilo <Syuilotan@yahoo.co.jp>
Array.prototype.at
* refactor: `Array.prototype.at`を使うように * fixup! refactor: `Array.prototype.at`を使うように