Are Web Components actually useable in IE11 and Edge?
问题 Web Components are the hot new thing, and a true web standard, everybody is talking about them and presumably using them, and they seemed like the perfect solution to a problem we have (sharing components across very different sites). So we build a couple of web components. The work fine in Chrome, but not in IE11. Use polyfills maybe? https://www.webcomponents.org/polyfills has a ton of polyfills, but IE11 keeps complaining about class . Compile down to ES5 perhaps? Various sources claim