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useRef, refs vs state, and DOM access in React

useRef holds mutable values that do not trigger re-renders and is commonly used for DOM access or persistent instance-like values.

React Easy Theory

useRef, refs vs state, and DOM access in React

useRef holds mutable values that do not trigger re-renders and is commonly used for DOM access or persistent instance-like values.

  • Refs do not cause re-renders
  • Useful for DOM nodes and mutable escape hatches
  • State should drive visible UI
#hooks #react #refs

useRef, refs vs state, and DOM access in React