Answers for "how to give element a class in DOM"

89

js set class

var element = document.getElementById('element');
element.classList.add('class-1');
element.classList.add('class-2', 'class-3');
element.classList.remove('class-3');
Posted by: Guest on May-07-2020
2

element.classname javascript

let el = document.getElementById('item');

if (el.className === 'active'){
  el.className = 'inactive';
} else {
  el.className = 'active';
}
Posted by: Guest on August-04-2020

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