9 examples of 'jquery get class name' in JavaScript

2412
function w3AddClass(element, name) {
2413
  var i, arr1, arr2;
2414
  arr1 = element.className.split(" ");
2415
  arr2 = name.split(" ");
2416
  for (i = 0; i < arr2.length; i++) {
2417
    if (arr1.indexOf(arr2[i]) == -1) {element.className += " " + arr2[i];}
2418
  }
2419
}

2421
function w3RemoveClass(element, name) {
2422
  var i, arr1, arr2;
2423
  arr1 = element.className.split(" ");
2424
  arr2 = name.split(" ");
2425
  for (i = 0; i < arr2.length; i++) {
2426
    while (arr1.indexOf(arr2[i]) > -1) {
2427
      arr1.splice(arr1.indexOf(arr2[i]), 1);     
2428
    }
2429
  }
2430
  element.className = arr1.join(" ");
2431
}

6
export function getClassName(elem: Element) {
7
  return (elem && elem.getAttribute && elem.getAttribute('class')) || ''
8
}

72
function $removeClass(el, c) {
73
	if (el) el.classList.remove(c);
74
}

415
function $cls(cls) {
416
  return "cls:" + cls;
417
}

8
function hasClass(elem, className) {
9
    return new RegExp(' ' + className + ' ').test(' ' + elem.className + ' ');
10
}

82
function hasClass(obj, cl) {
83
	return regex(cl).test(obj.className);
84
}

288
Lightbox.prototype._removeClass = function _removeClass(elem, cls) {
289
  var regex = new RegExp('\\b' + cls + '\\b');
290
  elem.className = elem.className.replace(regex, '')
291
}

11
function getCssClass(obj) {
12
    if (Prototype.Browser.IE) {
13
		return obj.className;
14
    } else {
15
		return obj.getAttribute("class");
16
    }
17
}