Tag: classname

How do you apply a class’s style with setAttribute inside a class that extends HTMLElement?

I have a class that I add an element with a class name that should make the text white which I have defined in my CSS’s style, but it does not. The text remains black. How am I supposed to achieve this other than setting the element’s CSS manually? Answer You have added h5 element to the shadow dom so

Try GetElementsByClassName [closed]

classname html javascript jquery

Closed. This question needs debugging details. It is not currently accepting answers. Edit the question to include desired behavior, a specific problem or error, and the shortest code necessary to reproduce the problem. This will help others answer the question. Closed 2 years ago. Improve this question try js ref_doc_getelementsbyClassName “Uncaught TypeError: Cannot set property ‘value’ of null ” This

How to check className in a switch statement when an element has multiple classes

classname css html javascript switch-statement

In the example below I just want the option clicked to display in an alert. I’m trying to use a switch statement to determine what class was clicked. My example would work if my divs did not each contain more than one class. I tried using classList.contains in my switch statement to no avail. Is there a way I can

My JavaScript isn’t changing className property

classname dom-events javascript

Here is the main part of my code attempting to toggle class on a p tag (info) on click of my button (btn). I’m not sure what I’m doing wrong. I have never used the className property before so I’m not sure if I’m missing something simple, or if there is fundamental error in my logic trying to attempt this.