document.getElementById('items').classList.remove("active"); Level 102 Sinnbeck Posted 4 years ago Best Answer Hmm. What browser are you using? I cannot reproduce that error. Does it work in this fiddle? The fi
image.classList.remove(“lazy”); imageObserver.unobserve(image); } }); }); Talk to an Expert Images load faster in Intersection Observers when compared to event listeners. However, some browsers may not support Intersection Observer API and might have to opt for event listeners. ...
Adding a class to an element can be achieved using different methods in JavaScript. Below are two commonly used approaches with examples. Method 1: Using classList The classList property provides a straightforward way to add, remove, or toggle classes on an element. The add() met...
To remove the classtext-redfrom the parent element, run the following code: letchildEl=document.getElementById("child");childEl.parentElement.classList.remove("text-red"); If you want to remove the wholeclassattribute instead of a specific entry, use theremoveAttribute()method instead: letchil...
In the example above, the addNewClass() function adds a new class highlight to the DIV element that already has a class box without removing or replacing it using the className property.Alternatively, you can also use the classList property to add/remove classes to an element, like this:...
In this guide, we’ll learn how to upload files using JavaScript. We’ll create our own file uploader with a user-friendly interface and all the must-have features like file validation, uploading progress tracking, drag-and-drop functionality, and even more....
As themouseenterevent occurs, we use theclassListproperty, theadd()andremove()methods. When the mouse pointer is moved over theelement class, the first div element is removed by theremove()method, and the classsecondis added to theelement. Similarly, when the mouse pointer is moved out, it...
('Speech recognition error:', event.error); }; recognition.onend=function() { startBtn.disabled=false; stopBtn.disabled=true; animatedSvg.classList.add('hidden');console.log('Speech recognition ended'); }; }else{console.error('Speech recognition not supported'); }functionstartRecording() { ...
classList.remove("enabled"); toggleVoiceDetection(false); }else{ icon.classList.add("enabled"); toggleVoiceDetection(true); } }); async function toggleVoiceDetection(enabled){ let audio = document.getElementById("audio"); if (enabled) { if (!audio.srcObject) { //open the microphone for...
Step 1 – The Basic Structure of Your JavaScript QuizIdeally, we want the quiz’s questions and answers to be in our JavaScript code and have our script automatically generate the quiz app. That way, we won’t need to write a lot of repetitive markup, and we can add and remove ...