Daily JavaScript Challenge #JS-99: Find Non-Repeating Character in String

Daily JavaScript Challenge: Find Non-Repeating Character in String

Hey fellow developers! đź‘‹ Welcome to today’s JavaScript coding challenge. Let’s keep those programming skills sharp!

The Challenge

Difficulty: Medium
Topic: Strin…


This content originally appeared on DEV Community and was authored by DPC

Daily JavaScript Challenge: Find Non-Repeating Character in String

Hey fellow developers! đź‘‹ Welcome to today's JavaScript coding challenge. Let's keep those programming skills sharp!

The Challenge

Difficulty: Medium

Topic: String Manipulation

Description

Write a function that finds the first non-repeating character in a given string and returns it. If all characters in the string repeat, the function should return an empty string.

Ready to Begin?

https://www.dpcdev.com/

  1. Fork this challenge
  2. Write your solution
  3. Test it against the provided test cases
  4. 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/String

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! 🚀

javascript #programming #coding #dailycodingchallenge #webdev


This content originally appeared on DEV Community and was authored by DPC


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APA

DPC | Sciencx (2025-02-11T00:01:05+00:00) Daily JavaScript Challenge #JS-99: Find Non-Repeating Character in String. Retrieved from https://www.scien.cx/2025/02/11/daily-javascript-challenge-js-99-find-non-repeating-character-in-string/

MLA
" » Daily JavaScript Challenge #JS-99: Find Non-Repeating Character in String." DPC | Sciencx - Tuesday February 11, 2025, https://www.scien.cx/2025/02/11/daily-javascript-challenge-js-99-find-non-repeating-character-in-string/
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IEEE
" » Daily JavaScript Challenge #JS-99: Find Non-Repeating Character in String." DPC | Sciencx [Online]. Available: https://www.scien.cx/2025/02/11/daily-javascript-challenge-js-99-find-non-repeating-character-in-string/. [Accessed: ]
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» Daily JavaScript Challenge #JS-99: Find Non-Repeating Character in String | DPC | Sciencx | https://www.scien.cx/2025/02/11/daily-javascript-challenge-js-99-find-non-repeating-character-in-string/ |

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