freeCodeCamp/curriculum/challenges/arabic/02-javascript-algorithms-and-data-structures/es6/use-arrow-functions-to-write-concise-anonymous-functions.arabic.md

1.2 KiB

id, title, challengeType, videoUrl, localeTitle
id title challengeType videoUrl localeTitle
587d7b87367417b2b2512b43 Use Arrow Functions to Write Concise Anonymous Functions 1

Description

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Instructions

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Tests

tests:
  - text: ''
    testString: 'getUserInput => assert(!getUserInput("index").match(/var/g), "User did replace <code>var</code> keyword.");'
  - text: ''
    testString: 'getUserInput => assert(getUserInput("index").match(/const\s+magic/g), "<code>magic</code> should be a constant variable (by using <code>const</code>).");'
  - text: ''
    testString: 'assert(typeof magic === "function", "<code>magic</code> is a <code>function</code>.");'
  - text: ''
    testString: 'assert(magic().getDate() == new Date().getDate(), "<code>magic()</code> returns correct date.");'
  - text: ''
    testString: 'getUserInput => assert(!getUserInput("index").match(/function/g), "<code>function</code> keyword was not used.");'

Challenge Seed

var magic = function() {
  "use strict";
  return new Date();
};

Solution

// solution required