Answers for "how to change a class of an element"

Javascript

Javascript change element class

document.getElementById("myElementID").classList.add('myClassName');
document.getElementById("myElementID").classList.remove('myClassName');

Posted by: Guest on July-22-2019

javascript change element class

//Overwrite all classes
element.className = "class";

//Add class
element.classList.add("class");

Posted by: Guest on June-02-2020

GET and CHANGE the class of an element

const mssg = document.querySelector('p');//get the class of the p tag
console.log(mssg.getAttribute('class'));//the class is currently 'error'
mssg.setAttribute('class', 'success');//now the p tag's class is changed to 'success'
console.log(mssg.getAttribute('class'));//the new class of the p tag is 'success'

Posted by: Guest on December-11-2021

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