js official documentation code example

Example 1: js doc

/**
 * This is a function.
 *
 * @param {string} n - A string param
 * @return {string} A good string
 *
 * @example
 *
 *     foo('hello')
 */

function foo(n) {
  return n
}

Example 2: js

JavaScript (JS) is a lightweight, interpreted, or just-in-time compiled
programming language with first-class functions.

While it is most well-known as the scripting language for Web pages,
many non-browser environments also use it, such as Node.js, Apache
CouchDB and Adobe Acrobat.