javascript get classname code example

Example 1: js add class

var element = document.getElementById('element');
element.classList.add('class-1');
element.classList.add('class-2', 'class-3');
element.classList.remove('class-3');

Example 2: javascript get class name

document.getElementById("myDIV").className = "mystyle";

Example 3: get name of class javascript

myObj.constructor.name

Example 4: element.classname javascript

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

if (el.className === 'active'){
  el.className = 'inactive';
} else {
  el.className = 'active';
}

Tags:

Javascript Example

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