Function classList

static/nprogress/nprogress.js:462–464

* (Internal) Gets a space separated list of the class names on the element. * The list is wrapped with a single space on each end to facilitate finding * matches within the list.

(element)

   */

  function classList(element) {
    return (' ' + (element.className || '') + ' ').replace(/\s+/gi, ' ');
  }

  /**
   * (Internal) Removes an element from the DOM.