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Questions - htmlcollection

Trying to access and manipulate a HTML Collection

Hello everybody, I am trying to access and manipulate a HTML collection using these methods https://attacomsian.com/blog/javascript-htmlcollection . However, I am having an issue where I can only acc...
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Alex Patient

javascript

arrays

for-loop

getelementsbytagname

htmlcollection

Votes: 0

Answers: 1

Latest Answer

You likely execute the script before the elements exist. Try window.addEventListener("DOMContentLoaded", () => { console.log(document.querySelectorAll("article").length); })
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mplungjan

Fix HTMLCollection of 4 elements but it actually shows 3 of them

i was refactoring my js code and it popped out a bug. The bug is that in a HTMLCollection of 4 elements (and if i console log them, they are ok), but if i loop them in a for, it shows me that the coll...
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Diasky VB

javascript

htmlcollection

Votes: 0

Answers: 0

Complex dynamic Section Separation with HTML collections

I'm working on a registration form with pagination (multi step form) using js and bootstrap which has a structure similar to SNIPPET 1. I have added a card, card-header, card-body and card-footer to m...
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Loizos Vasileiou

javascript

html

arrays

slice

htmlcollection

Votes: 0

Answers: 1

Latest Answer

you could try this approach, i think you can modify it to achieve something more complex // helper function to wrap single element var wrap = function(el, wrapper) { el.parentNode.insertBefore(wra...
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Luca Filosofi

Javascript filter over HTMLCollection

I want to get particular query params from all the js files which have been loaded by the browser. My query params reside in the js file named script.js(ex: https://abcd.com/script.js?code=123). In t...
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kiran

javascript

loops

filter

console

htmlcollection

Votes: 0

Answers: 1

Latest Answer

Methods like getElementsByTagName do not return an array rather a list of node. Just wrap your queryselector with brackets and the spread operator to create an array from the nodelist. const scripts =...
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Palladium02

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