freeCodeCamp/curriculum/challenges/arabic/02-javascript-algorithms-and-data-structures/es6/write-arrow-functions-with-parameters.arabic.md

id	title	challengeType	videoUrl	localeTitle
587d7b88367417b2b2512b44	Write Arrow Functions with Parameters	1

Description

undefined

Instructions

undefined

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+myConcat/g), "<code>myConcat</code> should be a constant variable (by using <code>const</code>).");'
  - text: ''
    testString: 'assert(typeof myConcat === "function", "<code>myConcat</code> should be a function");'
  - text: ''
    testString: 'assert(() => { const a = myConcat([1], [2]); return a[0] == 1 && a[1] == 2; }, "<code>myConcat()</code> returns the correct <code>array</code>");'
  - text: ''
    testString: 'getUserInput => assert(!getUserInput("index").match(/function/g), "<code>function</code> keyword was not used.");'

Challenge Seed

var myConcat = function(arr1, arr2) {
  "use strict";
  return arr1.concat(arr2);
};
// test your code
console.log(myConcat([1, 2], [3, 4, 5]));

Solution

// solution required