Can you explain how to profile and optimize unnecessary re-renders in a large React application using the latest React 18 concurrent features?
Download run
Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Can you explain how to profile and optimize unnecessary re-renders in a large React application using the latest React 18 concurrent features?
3 real searches · 1 real-search pass
site:react.dev React 18 useTransition useDeferredValue Profiler memo automatic batching concurrent rendering documentationGoogle ↗
OBSERVEDOther / navigational
site:react.dev/reference/react/Profiler React Profiler actualDuration baseDuration documentationGoogle ↗
OBSERVEDOther / navigational
site:react.dev/blog/2022/03/29/react-v18 concurrent rendering automatic batching transitionsGoogle ↗
OBSERVEDOther / navigational
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
ChatGPT real searches (3)
Classes come from the query-classifier (a local Laya model). 2 of 3 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT3 real searches · gpt-6
site:react.dev React 18 useTransition useDeferredValue Profiler memo automatic batching concurrent rendering documentation Google ↗
site:react.dev/reference/react/Profiler React Profiler actualDuration baseDuration documentation Google ↗
site:react.dev/blog/2022/03/29/react-v18 concurrent rendering automatic batching transitions Google ↗
- React v18.0 · react.dev
- useTransition · react.dev
- useDeferredValue · react.dev
- How to Upgrade to React 18 · react.dev
- useMemo · react.dev
Queries
3 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
site:react.dev React 18 useTransition useDeferredValue Profiler memo automatic batching concurrent rendering documentation OBSERVED | Google ↗ AI Mode ↗ | — | Other / navigational | — | — | 1x of 1 | |
site:react.dev/reference/react/Profiler React Profiler actualDuration baseDuration documentation OBSERVED | Google ↗ AI Mode ↗ | — | Other / navigational | — | — | 1x of 1 | |
site:react.dev/blog/2022/03/29/react-v18 concurrent rendering automatic batching transitions OBSERVED | Google ↗ AI Mode ↗ | — | Other / navigational | — | — | 1x of 1 |