Welcome to collectivesolver - Programming & Software Q&A with code examples. A website with trusted programming answers. All programs are tested and work.

Contact: aviboots(AT)netvision.net.il

Semrush - keyword research tool

Turn ChatGPT, Claude, Gemini, And CoPilot Into Your Personal Assistant, Business Coach, Content Creator, And More

AFFILIATE MARKETING Your all-in-one performance engine Manage affiliates, creators, and customer referrals in one unified platform—turning every partnership into measurable growth
Secure & Reliable Web Hosting, Free Domain, Free SSL, 1-Click WordPress Install, Expert 24/7 Support

Boost your online presence with premium web hosting and servers

Disclosure: My content contains affiliate links.

42,847 questions

55,676 answers

573 users

How to find the index of the last occurrence of an element in array with JavaScript

1 Answer

0 votes
var arr = ["javascript", "c", "python", "php", "c++", "java"];

var lastIndex = arr.lastIndexOf("c");

console.log(lastIndex); 

  
    
    
/*
run:
    
1
    
*/

 



answered Feb 15, 2021 by avibootz
...