$$(cssSelector, context) {
    if (!context) context = _a.doc;
    if (!context || !context.nodeType) {
      _a.log(1, "Uib:$$", `Invalid context element. Must be a valid HTML element.`, context)();
      return null;
    }
    return Array.from(context.querySelectorAll(cssSelector));
  }
CSS query selector that returns ALL found selections. Matches the Chromium DevTools feature of the same name.
NOTE that this fn returns an array showing the PROPERTIES of the elements whereas $ returns the element itself
@param {string} cssSelector A CSS Selector that identifies the elements to return
@param {HTMLElement} [context] Optional. The context to search within. Defaults to the document. Must be a DOM element.
@returns {HTMLElement[]} Array of DOM elements/nodes. Array is empty if selector is not found.