Named Slots React: Advanced Guide 2026

Master named slots in React 2026 for flexible component composition. This list breaks down syntax, use cases, and pro tips for cleaner code.

Named slots elevate your React apps beyond basic children props.

Basic Named Slot Syntax

Core implementation.
  • <slot name='header'>
  • Provide via render prop

Multiple Slots Usage

Complex layouts.
  • header, body, footer
  • Conditional slots

Default Content Fallback

Graceful degradation.
  • <slot> default </slot>
  • name='unnamed'

Advanced Patterns

Pro techniques.
  • Scoped slots like Vue
  • Dynamic names

Performance Tips

Optimize rendering.
  • Memoize slot content
  • Avoid inline functions

Frequently Asked Questions

Named slots vs children?

Named slots offer precise positioning over flat children.

React 19 support?

Full backward compat with new hooks in 2026.

Migration from portals?

Slots preferred for scoped composition.

TypeScript integration?

Generic slot props for type safety.

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