/**
 * Sets the class attribute or className property of an element to the specified value.
 * @param el The element to set the class attribute/property for.
 * @param className The class name(s) to set on the element.
 * @example
 * const el = document.createElement('div')
 * setClass(el, 'my-class')
 * console.log(el.className)
 *
 * @since 1.0.0
 */
declare const setClass: (el: HTMLElement | SVGElement, className: string) => void;
export default setClass;