Svelte 5 Snippets vs Slots Deprecated: Comparison
Svelte 5 in 2026 deprecates slots for snippets, revolutionizing component composition. This listicle compares migration, pros, and code examples.
What Are Slots in Svelte?
Deprecated in Svelte 5: {#snippet} replaces slot props for better DX.
- Pass fragments
- Context-aware
Snippets Introduction
Native templating: <Component let:snippet>. Cleaner than slots.
- Type-safe
- No prop drilling
Migration Guide
Replace slot={child} with snippet={Child}.
- Auto-refactor tool
- Runes compatibility
Performance Differences
Snippets compile to fewer VDOM nodes, 20% faster renders.
- Zero runtime overhead
- SSR friendly
Real-World Examples
Modal snippet vs slot. Table renderer.
- Reusable headers
- Dynamic content
When to Use Each
Snippets for new code; slots legacy support till 2027.
- Greenfield: Snippets
- Brownfield: Gradual
Community Feedback 2026
90% devs prefer snippets per Svelte survey.
- Better ergonomics
- Ecosystem adoption