alonesuperman

您提出的由于node.classList的问题可以通过[classlist-polyfill](https://www.npmjs.com/package/classlist-polyfill)来完成垫片

promise always pending, never update it's status

2

chorme 69 I think maybe you forgot to register the event of w3.events.change. Because I can see only "dispatch w3.events.change" but none of "addEventListener w3.events.change" in your source code. My...