This content originally appeared on DEV Community and was authored by DPC
Daily JavaScript Challenge: Calculate Sum of Odd-indexed Elements
Hey fellow developers! đź‘‹ Welcome to today's JavaScript coding challenge. Let's keep those programming skills sharp!
The Challenge
Difficulty: Easy
Topic: Array Manipulation
Description
Given an array of integers, write a function to calculate the sum of all elements that are placed at odd indices in the array.
Ready to Begin?
- Fork this challenge
- Write your solution
- Test it against the provided test cases
- Share your approach in the comments below!
Want to Learn More?
Check out the documentation about this topic here: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array
Join the Discussion!
- How did you approach this problem?
- Did you find any interesting edge cases?
- What was your biggest learning from this challenge?
Let's learn together! Drop your thoughts and questions in the comments below. 👇
This is part of our Daily JavaScript Challenge series. Follow me for daily programming challenges and let's grow together! 🚀
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This content originally appeared on DEV Community and was authored by DPC

DPC | Sciencx (2025-09-03T00:00:56+00:00) Daily JavaScript Challenge #JS-269: Calculate Sum of Odd-indexed Elements. Retrieved from https://www.scien.cx/2025/09/03/daily-javascript-challenge-js-269-calculate-sum-of-odd-indexed-elements/
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