Vue3 Scoped Slots: Complete Step-by-Step Guide 2026
Master Vue3 scoped slots in 2026 with this comprehensive guide. Scoped slots enhance component reusability by passing data from parent to child templates dynamically.
Unlike Vue2, Vue3 optimizes slots with better performance and Composition API integration. Learn setup, usage, and advanced patterns for modern apps.
Setting Up Scoped Slots Basics
Start with simple parent-child data flow.
- 1. Define slot in child:
- 2. Use in parent:
{{ item.name }} - 3. Pass props via slotProps
Named Scoped Slots Explained
Multiple slots for complex UIs.
- 1.
- 2. Fallback content handling
- 3. Dynamic slot names
Scoped Slots with Composition API
Leverage reactivity in Vue3.
- 1. useSlots() for runtime access
- 2. defineEmits for two-way binding
- 3. Pinia store integration
Advanced Patterns and Best Practices
Optimize for 2026 performance.
- 1. Slot fallbacks
- 2. Renderless components
- 3. Teleport with slots
Common Pitfalls and Debugging
Troubleshoot like a pro.
- 1. Check slot prop naming
- 2. Vue DevTools inspection
- 3. TypeScript slot props
Real-World Examples
Build a dynamic list component.
- 1. Custom table rows
- 2. Modal content slots
- 3. Form field wrappers