Glossary term
What is render phase? Meaning for developers
React calls your components to work out the next UI. It must be pure (no side effects), because React may repeat it or throw it away.
Learn it properly · Senior Frontend DepthLesson 0: React Rendering Model: Render, Commit, Reconciliation and KeysWhat “render” really means, how React finds what changed between renders, why keys matter and how batching works.