7 examples of 'classlist contains' in JavaScript

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112function hasClass(element, className) {
113 if (element.classList) {
114 return element.classList.contains(className);
115 } else {
116 return (' ' + element.className + ' ').indexOf(' ' + className + ' ') >
117 -1;
118 }
119}
33export function hasClass(el: Element, className: string): boolean {
34 return el.classList.contains(className);
35}
1export function removeFromElementClassIfContains(element, className) {
2 const classList = element.classList;
3 if (classList.contains(className)) {
4 classList.remove(className);
5 }
6}
13static includes(className: string): ?boolean {
14 if (!document.body) {
15 return null
16 }
17 return document.body.classList.contains(className)
18}
66export function hasClass(element: HTMLElement, className: string): boolean {
67 if (element.classList) {
68 return element.classList.contains(className);
69 } else {
70 return (element.className.split(" ").indexOf(className) >= 0);
71 }
72}
14function hasClass(el, className) {
15 if (el.classList) return el.classList.contains(className);
16 else
17 return !!el.className.match(new RegExp("(\\s|^)" + className + "(\\s|$)"));
18}
434hasClass (eleObj, className) {
435 return eleObj.classList.contains(className);
436}

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