Digiaru

Digiaru started this conversation 3 months ago.

useEffect Infinite Loop Caused by Missing or Incorrect Dependency Array

A component re-renders endlessly because useEffect fetch logic keeps running—despite no obvious changes.

Kar

Posted 3 months ago

If useEffect updates state without correct dependencies, it retriggers on every render ([turn0search9]turn0search10]). Fix: jsx Copy code useEffect(() => { setCount(prev => prev + 1); }, [count]); Or refactor logic to avoid causing loops. Use tools like ESLint’s exhaustive-deps or disable warnings when intentional.