Letter package provides functionality to generate a fake letter value.
npm
npm install @fakerjs/letter --save-dev yarn
yarn add @fakerjs/letter -D importletterfrom'@fakerjs/letter';letter();//=> zletter({'casing': 'upper'});//=> Zletter({'casing': 'upper','locale': 'ru_RU'});//=> ЯRun tests
npm run test The MIT License (MIT) Copyright (c) Sergey Romanenko