Method forEach

src/mapml/utils/DOMTokenList.js:96–98

(callback, thisArg)

  //https://developer.mozilla.org/en-US/docs/Web/API/DOMTokenList/forEach
  forEach(callback, thisArg) {
    this.domtokenlist.forEach(callback, thisArg);
  }

  //https://developer.mozilla.org/en-US/docs/Web/API/DOMTokenList/keys
  keys() {