10 examples of 'javascript add class to div' in JavaScript

198
function addClassToDiv(div, className) {
199
    const arr = div.className.split(" ");
200
    if (arr.indexOf(className) === -1) {
201
        div.className += ` ${className}`;
202
    }
203
}

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

2296
function addClassName(element, className) {
2297
  if (!(element = $(element))) return;
2298
2299
  if (!hasClassName(element, className))
2300
    element.className += (element.className ? ' ' : '') + className;
2301
2302
  return element;
2303
}

131
function div_class(cls,contents)  { return wrap_class("div",cls,contents); }

104
function setClassName(id, className) {
105
	var ele = document.getElementById(id);
106
	if (ele) {
107
		ele.className = className;
108
	}
109
}

20
function addDiv(propName, propVal) {
21
  var div = document.createElement('div');
22
  div.style.marginTop = '20px';
23
  div[propName] = propVal;
24
  sidebar.append(div);
25
}

171
function createDiv(cls) {
172
	var el = document.createElement('div');
173
	el.className = cls || '';
174
	return el;
175
}

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
}

144
function appendDIV(event) {
145
    var div = document.createElement('div');
146
    div.innerHTML = event.data || event;
147
    chatContainer.insertBefore(div, chatContainer.firstChild);
148
    div.tabIndex = 0;
149
    div.focus();
150
151
    document.getElementById('input-text-chat').focus();
152
}