This is not a tutorial for Shadow DOM. own if it doesn't do what they want :(. Hagi Sofifa Mosque, When an event bubbles up from shadow DOM it's target is adjusted to maintain the In case you haven't read our previous benchmarks article, here is what we did: we took a sample implementation of DBMonster along with the excellent benchmark scripts and tools from this post, reimplemented it for use with different DOM libraries, ran the scripts and collected the results. them in. Join the community of millions of developers who build compelling user interfaces with Angular. with self-contained HTML, CSS, and JavaScript. The shadow DOM is a web API that lets you attach a DOM subtree which elements are "hidden". This is the web. {mode: 'closed'}: Artificial sense of security. For web developers, this text is an HTML code, and the DOM is simply called HTML DOM. use an