10 examples of 'javascript addclass' in JavaScript

154
function addClass(element_id, classname) {
155
  document.getElementById(element_id).className += (" " + classname);
156
}

45
function addClass(className) {
46
  const firstChild = this.getFirstChild();
47
48
  firstChild.addClass(className);
49
}

18
function addClass(className) {
19
    this.classList.add(className);
20
21
    return this;
22
}

604
function toggleClass(elt, cls) {
605
    if (!elt) return;
606
607
    var classArr = (elt.className || "").split(" ");
608
    var classIndex = classArr.indexOf(cls);
609
    if (~classIndex) {
610
        classArr[classIndex] = null;
611
    } else {
612
        classArr.push(cls);
613
    }
614
615
    elt.className = classArr.join(" ").replace(/\s{2,}/g, ' ').replace(/^\s+|\s+$/g, '');
616
}

81
function addClass(element, className) {
82
    if (element.classList) {
83
        element.classList.add(className);
84
    } else if (!hasClass(element, className)) {
85
        element.className = element.className + ' ' + className;
86
    }
87
    return element;
88
}

96
toggleClass (cls) {
97
    if (this.hasClass(cls)) {
98
        this.removeClass(cls);
99
    } else {
100
        this.addClass(cls);
101
    }
102
}

25
export function addClass(element: HTMLElement, className: string): void {
26
    element.classList.add(className);
27
}

19
export function addClass(el, c) {
20
	c != null && el[classList].add(c);
21
}

352
function addClass(el, c) {
353
	c != null && el[classList].add(c);
354
}

19
function addJsClass(el) {
20
    var classes = document.body.className.split(" ");
21
    classes.push("js");
22
    document.body.className = classes.join(" ");
23
}