Template, slot, and shadow

mdn slot The slot> HTML element—part of the Web Components technology suite—is a placeholder inside a web component that you can fill with your own markup, which lets you create separate. A named slot is a slot> element with a name attribute. Example. Let’s make an example using the slot> element along with the template> element. Partnering slot> with

mdnsport login, When the slot's containing component gets rendered, the slot is rendered with the custom element's child that has a matching slot attribute. A named slot is a slot> element.