Daily JavaScript Challenge #JS-127: Compute the Longest Common Prefix

Daily JavaScript Challenge: Compute the Longest Common Prefix

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

The Challenge

Difficulty: Medium
Topic: String Man…


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

Daily JavaScript Challenge: Compute the Longest Common Prefix

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

The Challenge

Difficulty: Medium

Topic: String Manipulation

Description

Write a JavaScript function to find the longest common prefix string amongst an array of strings. If there is no common prefix, 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://en.wikipedia.org/wiki/LCP_array#Longest_common_prefix

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 (2025-03-17T00:00:59+00:00) Daily JavaScript Challenge #JS-127: Compute the Longest Common Prefix. Retrieved from https://www.scien.cx/2025/03/17/daily-javascript-challenge-js-127-compute-the-longest-common-prefix/

MLA
" » Daily JavaScript Challenge #JS-127: Compute the Longest Common Prefix." DPC | Sciencx - Monday March 17, 2025, https://www.scien.cx/2025/03/17/daily-javascript-challenge-js-127-compute-the-longest-common-prefix/
HARVARD
DPC | Sciencx Monday March 17, 2025 » Daily JavaScript Challenge #JS-127: Compute the Longest Common Prefix., viewed ,<https://www.scien.cx/2025/03/17/daily-javascript-challenge-js-127-compute-the-longest-common-prefix/>
VANCOUVER
DPC | Sciencx - » Daily JavaScript Challenge #JS-127: Compute the Longest Common Prefix. [Internet]. [Accessed ]. Available from: https://www.scien.cx/2025/03/17/daily-javascript-challenge-js-127-compute-the-longest-common-prefix/
CHICAGO
" » Daily JavaScript Challenge #JS-127: Compute the Longest Common Prefix." DPC | Sciencx - Accessed . https://www.scien.cx/2025/03/17/daily-javascript-challenge-js-127-compute-the-longest-common-prefix/
IEEE
" » Daily JavaScript Challenge #JS-127: Compute the Longest Common Prefix." DPC | Sciencx [Online]. Available: https://www.scien.cx/2025/03/17/daily-javascript-challenge-js-127-compute-the-longest-common-prefix/. [Accessed: ]
rf:citation
» Daily JavaScript Challenge #JS-127: Compute the Longest Common Prefix | DPC | Sciencx | https://www.scien.cx/2025/03/17/daily-javascript-challenge-js-127-compute-the-longest-common-prefix/ |

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