freeCodeCamp/curriculum/challenges/arabic/02-javascript-algorithms-and-data-structures/intermediate-algorithm-scripting/sum-all-numbers-in-a-range.arabic.md

id, title, isRequired, challengeType, videoUrl, localeTitle

id	title	isRequired	challengeType	videoUrl	localeTitle
a3566b1109230028080c9345	Sum All Numbers in a Range	true	5

Description

undefined

Instructions

undefined

Tests

tests:
  - text: ''
    testString: 'assert(typeof sumAll([1, 4]) === "number", "<code>sumAll([1, 4])</code> should return a number.");'
  - text: ''
    testString: 'assert.deepEqual(sumAll([1, 4]), 10, "<code>sumAll([1, 4])</code> should return 10.");'
  - text: ''
    testString: 'assert.deepEqual(sumAll([4, 1]), 10, "<code>sumAll([4, 1])</code> should return 10.");'
  - text: ''
    testString: 'assert.deepEqual(sumAll([5, 10]), 45, "<code>sumAll([5, 10])</code> should return 45.");'
  - text: ''
    testString: 'assert.deepEqual(sumAll([10, 5]), 45, "<code>sumAll([10, 5])</code> should return 45.");'

Challenge Seed

function sumAll(arr) {
  return 1;
}

sumAll([1, 4]);

Solution

// solution required