Scoped Slots Vue 3: Top Examples and Best Practices
Scoped slots in Vue 3 offer powerful data passing to child components, evolving from Vue 2 with Composition API integration. This 2026 list compiles essential examples for dynamic lists, tables, and custom renders, perfect for modern SPAs.
Mastering v-slot directive unlocks reusable UI like sortable tables or avatar lists. Each entry below includes code snippets and use cases for quick implementation.
Basic Scoped Slot Syntax
Use to access parent data.
- Pass single prop: slotProps.item
- Destructure: v-slot:"{ item }"
- Fallback content outside template.
Dynamic Lists with Scoped Slots
Render lists where each item customizes via slots.
- {{ user.name }}
- Handle empty states.
- Add actions like edit/delete.
Advanced Table Rendering
Build flexible data tables.
- Column-specific slots: v-slot:[column.key]
- Conditional formatting.
- Sorting integration.
Scoped Slots in Components with Multiple Slots
Named slots for headers, body, footers.
- v-slot:header, v-slot:body
- Default slot for row templates.
- Pass functions as slot props.
Vue 3 Composition API Integration
Leverage reactivity in slots.
- Use ref() in setup() for slot data.
- Watchers for dynamic updates.
- Teleport for scoped styling.
Common Pitfalls and Fixes
Avoid these in 2026 Vue projects.
- Forgetting v-slot prefix.
- Scope mismatch errors.
- Performance with large datasets.
Frequently Asked Questions
What is the difference between slots and scoped slots in Vue 3?
Scoped slots pass data from child to parent template, unlike plain slots which are content insertion points.
How do you destructure slot props?
Use for cleaner code.
Can scoped slots access component methods?
Yes, pass functions as slot props: v-slot:"{ onEdit }".
Are scoped slots backward compatible with Vue 2?
Syntax differs; migrate using Vue 3 migration build.