Treehouse | Community | Loop Through an Array

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Hanwen Zhang
20,084 Points
Do we only name the parameter as "arr"? How do the loop know that "arr" is referred to the array we assigned to ?

Posted March 27, 2021 11:00pm by Hanwen Zhang

Hanwen Zhang
20,084 Points
1 Answer
Ayman Elash
3,221 Points
A clear example on prevState ?

Posted March 27, 2021 8:42pm by Ayman Elash

Ayman Elash
3,221 Points
3 Answers
Patrick Eaton
3,860 Points
Misunderstanding or bug?

Posted March 27, 2021 7:42pm by Patrick Eaton

Patrick Eaton
3,860 Points
2 Answers
Hanwen Zhang
20,084 Points
Why do we need a "let" function to do loops

Posted March 27, 2021 7:06pm by Hanwen Zhang

Hanwen Zhang
20,084 Points
1 Answer
Muaaz Matwadia
Full Stack JavaScript Techdegree Graduate 19,327 Points
Fix

Posted March 27, 2021 1:58pm by Muaaz Matwadia

Muaaz Matwadia
Full Stack JavaScript Techdegree Graduate 19,327 Points
2 Answers
Kamarky Jimenez
6,767 Points
My console keeps printing the else statement even when i guess the correct number.

Posted March 27, 2021 9:11am by Kamarky Jimenez

Kamarky Jimenez
6,767 Points
1 Answer
Kirt Perez
7,374 Points
Understanding the use of the map method in this video

Posted March 27, 2021 5:42am by Kirt Perez

Kirt Perez
7,374 Points
2 Answers
Joe Mbome
Front End Web Development Techdegree Graduate 17,250 Points
Using the filter and reduce methods on the purchaseItems array, add the total price of all the groceries (items with a d

Posted March 26, 2021 8:40pm by Joe Mbome

Joe Mbome
Front End Web Development Techdegree Graduate 17,250 Points
2 Answers
Lee Samuels
678 Points
Its telling me to add space now? Help

Posted March 26, 2021 7:28pm by Lee Samuels

Lee Samuels
678 Points
1 Answer
Kendall McCall
8,177 Points
Select the <input> element with the ID linkName and store its value in the variable inputValue. (For a refresher on gett

Posted March 26, 2021 6:58pm by Kendall McCall

Kendall McCall
8,177 Points
1 Answer
Paul Nelson
651 Points
so are booleans and if-blocks initrinsically linked within JS? I

Posted March 26, 2021 6:25pm by Paul Nelson

Paul Nelson
651 Points
- JavaScript
1 Answer
Lee Samuels
678 Points
It keep saying make sure you are concatenating : to last name and role. I am what am I doing wrong? help Please

Posted March 26, 2021 4:59pm by Lee Samuels

Lee Samuels
678 Points
2 Answers
Jodi Engel
4,726 Points
Expanding the quiz - better solutions?

Posted March 26, 2021 3:08pm by Jodi Engel

Jodi Engel
4,726 Points
2 Answers
Muaaz Matwadia
Full Stack JavaScript Techdegree Graduate 19,327 Points
if statment?

Posted March 26, 2021 2:43pm by Muaaz Matwadia

Muaaz Matwadia
Full Stack JavaScript Techdegree Graduate 19,327 Points
1 Answer
Joe Mbome
Front End Web Development Techdegree Graduate 17,250 Points
phoneNumbers is array of 10 digit phone numbers, where the first three digits, in parentheses, are area codes. Using red

Posted March 26, 2021 2:30pm by Joe Mbome

Joe Mbome
Front End Web Development Techdegree Graduate 17,250 Points
1 Answer
PLUS

Katarzyna Wójtowicz
Courses Plus Student 4,842 Points
Could you please let me know how should I use descendant selectors here?

Posted March 26, 2021 11:54am by Katarzyna Wójtowicz

Katarzyna Wójtowicz
Courses Plus Student 4,842 Points
1 Answer
PLUS

Katarzyna Wójtowicz
Courses Plus Student 4,842 Points
Could you please explain to me why this version is not accepted?

Posted March 26, 2021 11:37am by Katarzyna Wójtowicz

Katarzyna Wójtowicz
Courses Plus Student 4,842 Points
2 Answers
PLUS

Katarzyna Wójtowicz
Courses Plus Student 4,842 Points
I'm getting "GET http://port-80-mreye5az2d.treehouse-app.com/app.js net::ERR_ABORTED 404 (Not Found)" error

Posted March 26, 2021 10:22am by Katarzyna Wójtowicz

Katarzyna Wójtowicz
Courses Plus Student 4,842 Points
0 Answers
Caleb Newell
12,562 Points
Workspace preview error

Posted March 26, 2021 10:12am by Caleb Newell

Caleb Newell
12,562 Points
1 Answer
Muaaz Matwadia
Full Stack JavaScript Techdegree Graduate 19,327 Points
forEach()

Posted March 26, 2021 8:29am by Muaaz Matwadia

Muaaz Matwadia
Full Stack JavaScript Techdegree Graduate 19,327 Points
1 Answer
PLUS

Katarzyna Wójtowicz
Courses Plus Student 4,842 Points
Why myHeading doesn't turn red?

Posted March 26, 2021 8:29am by Katarzyna Wójtowicz

Katarzyna Wójtowicz
Courses Plus Student 4,842 Points
1 Answer
odysseywow
2,783 Points
How to convert only Developer to uppercase

Posted March 26, 2021 1:32am by odysseywow

odysseywow
2,783 Points
3 Answers
Alonzo Delk
6,991 Points
I need a hand again with this second part of this code challenge? I have questions with line 7 and 8

Posted March 25, 2021 10:04pm by Alonzo Delk

Alonzo Delk
6,991 Points
1 Answer
emmanuel egunjobi
4,475 Points
My workspace project site keeps going to a Index of/ page when I open it. How do I fix this?

Posted March 25, 2021 8:06pm by emmanuel egunjobi

emmanuel egunjobi
4,475 Points
1 Answer
Alana Warson
5,296 Points
add an empty method to the object literal called play.

Posted March 25, 2021 5:20pm by Alana Warson

Alana Warson
5,296 Points
1 Answer
Ethan Gumin
Front End Web Development Techdegree Student 11,094 Points
Idk why my answer is not working. Please help me :/

Posted March 25, 2021 5:04pm by Ethan Gumin

Ethan Gumin
Front End Web Development Techdegree Student 11,094 Points
2 Answers
Luke Annison
7,724 Points
Why does this not work?

Posted March 25, 2021 2:49pm by Luke Annison

Luke Annison
7,724 Points
4 Answers
PLUS

Donna Lorenzo
Courses Plus Student 7,150 Points
Guil's Up and Down Button Challenge

Posted March 25, 2021 1:46pm by Donna Lorenzo

Donna Lorenzo
Courses Plus Student 7,150 Points
- JavaScript
0 Answers
emmanuelsantana
2,415 Points
Can't execute java script file, can't preview workplace.. since I accidentally deleted files. Help!! =(

Posted March 25, 2021 12:31pm by emmanuelsantana

emmanuelsantana
2,415 Points
- JavaScript
1 Answer
Connor McKenzie
9,992 Points
This code seems to work when I log the output in a workplace window but doesn't pass the challenge and I'm not sure why?

Posted March 25, 2021 7:43am by Connor McKenzie

Connor McKenzie
9,992 Points
1 Answer

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