All four features of the Web Components Spec (Shadow DOM, Custom Elements, HTML Import and Template Element) are the top most requested features in the MSEdge D

All four features of the Web Components Spec (Shadow DOM, Custom Elements, HTML Import and Template Element) are the top most requested features in the MSEdge Developer Uservoice. <template> has already been implemented while the remaining three are on their backlog. https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/filters/top https://wpdev.uservoice.com/forums/257854-microsoft-edge-dev...