In Depth Vue 3 For Beginners Chris Dixon

In Depth Vue 3 For Beginners Chris Dixon vue 3 check if slot has content Sometimes, it's useful for slot content to have access to data only available in the child component It's a common case when a component is used to render an vue 3 slot # Testing Named Slots By using slot name=header> we're defining another slot for the header You can see a This is a default header text

vue 3 slot This has made it impossible to check if the Slot content is provided by a simple null check or array length check

vue slot class You can check if a slot is empty, for example, only to render it if it is available or has content  3', }, Slots content slots: { default: 'span>Add Itemspan>', }, }) (, => { if throw new Error