Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

JavaScript JavaScript Arrays Loop Through Arrays Review Array Methods and Iterating

Posted by Laraib Mahdi
.a{fill-rule:evenodd;}techdegree
Laraib Mahdi
Full Stack JavaScript Techdegree Student 6,743 Points

I do not understand which method should i use with the scores variable

This question was asked in a quiz regarding javascript arrays . Here is a snapshot of my workspace : https://w.trhou.se/bq857h79nc

1 Answer

Indiya Gooch
Indiya Gooch
12,075 Points

The length property can be used to return the number of elements in an array.

For example:

let​ ​animal​ = [ ​'dog'​,​'cat'​, ​'rabbit'​, ​'bird'];
animal.length; //will be 4