FrontPastel/node_modules/dom-helpers/esm/removeClass.js

20 lines
709 B
JavaScript

function replaceClassName(origClass, classToRemove) {
return origClass.replace(new RegExp("(^|\\s)" + classToRemove + "(?:\\s|$)", 'g'), '$1').replace(/\s+/g, ' ').replace(/^\s*|\s*$/g, '');
}
/**
* Removes a CSS class from a given element.
*
* @param element the element
* @param className the CSS class name
*/
export default function removeClass(element, className) {
if (element.classList) {
element.classList.remove(className);
} else if (typeof element.className === 'string') {
element.className = replaceClassName(element.className, className);
} else {
element.setAttribute('class', replaceClassName(element.className && element.className.baseVal || '', className));
}
}