Alipay Experience Technology

Apr 15, 2022 · Frontend Development

Why React 18 Removed the Unmounted Component Warning and What It Means for Your Hooks

This article explains the background and impact of React 18’s removal of the "setState on unmounted component" warning, showing why the warning can be misleading, why common suppression tricks are harmful, and how newer hooks like useUnmountedRef and useSafeState address the issue.