Treehouse | Community | Array Methods

🤑 Join the Treehouse affiliate program and earn 25% recurring commission!

New No-Code Track! 🚀start learning today!

🌟 Dreaming of a bright future? 🎓 Ask about the Treehouse Scholarship program! 🚀

✨ Earn college credits in Cybersecurity, JS, HTML, CSS and Python

Newest
- Newest
- Active
- Unanswered
- Featured
All Topics

Travis Mikolay
4,355 Points
This question is broken

Posted February 5, 2025 8:02pm by Travis Mikolay

Travis Mikolay
4,355 Points
2 Answers
Bhavini Prajapati
3,330 Points
There is some issues going with challenge code checking. It keeps throwing errors although its right

Posted April 24, 2024 4:37pm by Bhavini Prajapati

Bhavini Prajapati
3,330 Points
2 Answers
Joshua Moten
2,404 Points
Accidently Made an Ordered List without <ol>

Posted April 23, 2024 4:42pm by Joshua Moten

Joshua Moten
2,404 Points
2 Answers
Violeta Last
14,547 Points
What is the length value of the alltasks array after the above code runs?

Posted January 22, 2024 12:47pm by Violeta Last

Violeta Last
14,547 Points
1 Answer
Phil Lee
6,638 Points
why i used console.log(players[5]),but not correct?

Posted January 18, 2024 3:07am by Phil Lee

Phil Lee
6,638 Points
1 Answer
Rouchen Sun
1,834 Points
Uncaught ReferenceError: createListItems is not defined

Posted December 16, 2023 5:48pm by Rouchen Sun

Rouchen Sun
1,834 Points
1 Answer
Claire Kao
4,393 Points
Declaring variable outside of the function

Posted December 13, 2023 2:45am by Claire Kao

Claire Kao
4,393 Points
1 Answer
Genesis Mukassa
1,728 Points
createListItems is not defined

Posted November 14, 2023 1:58pm by Genesis Mukassa

Genesis Mukassa
1,728 Points
2 Answers
Aissa Toumi
1,501 Points
if ${attendees.length} is not the right answer, Whats the right answer?

Posted August 10, 2023 3:02pm by Aissa Toumi

Aissa Toumi
1,501 Points
1 Answer
Sufiyaan Haroon
Full Stack JavaScript Techdegree Student 9,558 Points
Can my code be better or be writtien easier:

Posted July 8, 2023 11:32pm by Sufiyaan Haroon

Sufiyaan Haroon
Full Stack JavaScript Techdegree Student 9,558 Points
3 Answers
payton johnson
2,971 Points
Confused on why it is wrong.

Posted July 3, 2023 11:47pm by payton johnson

payton johnson
2,971 Points
1 Answer
Khris Fuentespina
6,974 Points
What's wrong with my code? Why does it say "Bummer: Arrays are 'zero-based,'..."

Posted June 23, 2023 2:31am by Khris Fuentespina

Khris Fuentespina
6,974 Points
2 Answers
Gal Parselany
Full Stack JavaScript Techdegree Graduate 26,281 Points
something cool I write according to this lesson :

Posted February 15, 2023 1:41pm by Gal Parselany

Gal Parselany
Full Stack JavaScript Techdegree Graduate 26,281 Points
0 Answers
Kristine Zakaite
2,236 Points
.toLowerCase conversion in the prompt variable

Posted February 8, 2023 7:09pm by Kristine Zakaite

Kristine Zakaite
2,236 Points
1 Answer
Kristine Zakaite
2,236 Points
"My music playlist" title shows much smaller and not centered.

Posted February 6, 2023 1:24pm by Kristine Zakaite

Kristine Zakaite
2,236 Points
2 Answers
n r
7,665 Points
"items is not defined at createListItems"

Posted February 2, 2023 2:17am by n r

n r
7,665 Points
1 Answer
Maria Patiño
6,578 Points
How to combine two arrays?

Posted January 23, 2023 8:03pm by Maria Patiño

Maria Patiño
6,578 Points
1 Answer
Dennis Trinidad
Full Stack JavaScript Techdegree Student 759 Points
Variables Let, Const

Posted December 23, 2022 9:32pm by Dennis Trinidad

Dennis Trinidad
Full Stack JavaScript Techdegree Student 759 Points
1 Answer
Dennis Trinidad
Full Stack JavaScript Techdegree Student 759 Points
string, number, message

Posted December 23, 2022 11:37am by Dennis Trinidad

Dennis Trinidad
Full Stack JavaScript Techdegree Student 759 Points
1 Answer
Shahzad Qadir
5,734 Points
Stuck at this error Bummer: Use [ ] and a number to access an item in an array. For example, `players[1]

Posted December 20, 2022 5:44am by Shahzad Qadir

Shahzad Qadir
5,734 Points
2 Answers
Piero Meza
2,285 Points
Is this javascript implentation okay?

Posted December 14, 2022 2:38am by Piero Meza

Piero Meza
2,285 Points
1 Answer
Samuel Kleos
Front End Web Development Techdegree Student 13,728 Points
I'm done with the challenge, but I just can't seem to get rid of the 'undefined'. See my snapshot.

Posted December 5, 2022 7:48am by Samuel Kleos

Samuel Kleos
Front End Web Development Techdegree Student 13,728 Points
1 Answer
Samuel Kleos
Front End Web Development Techdegree Student 13,728 Points
My answers are always wrong.

Posted December 5, 2022 7:20am by Samuel Kleos

Samuel Kleos
Front End Web Development Techdegree Student 13,728 Points
1 Answer
Samuel Kleos
Front End Web Development Techdegree Student 13,728 Points
I used the spread operator, and it came up with output on multiple lines?

Posted December 5, 2022 6:56am by Samuel Kleos

Samuel Kleos
Front End Web Development Techdegree Student 13,728 Points
1 Answer
Alexei Segura
1,359 Points
const data = [ '5', '7', '9' ]; is there something I'm missing

Posted November 29, 2022 1:14am by Alexei Segura

Alexei Segura
1,359 Points
1 Answer
Peter Huang
5,427 Points
do we need to use function to create a " li " to pass in the array?

Posted November 27, 2022 1:52am by Peter Huang

Peter Huang
5,427 Points
2 Answers
Peter Huang
5,427 Points
what " arr.length " does.

Posted November 26, 2022 8:20pm by Peter Huang

Peter Huang
5,427 Points
1 Answer
Peter Huang
5,427 Points
Let items dont need to be inside function?

Posted November 26, 2022 7:42pm by Peter Huang

Peter Huang
5,427 Points
1 Answer
Samuel Llibre-Pillco
15,467 Points
My approach on this project.

Posted October 28, 2022 9:34pm by Samuel Llibre-Pillco

Samuel Llibre-Pillco
15,467 Points
1 Answer
Daniel Corio-Rosas
6,995 Points
not sure what im doing wrong

Posted October 4, 2022 4:46am by Daniel Corio-Rosas

Daniel Corio-Rosas
6,995 Points
1 Answer

Prev Page 1 of 8 Next

Posting to the forum is only allowed for members with active accounts.
Please sign in or sign up to post.