React card review1 min read
mediumWhat is useRef and when should you use it?
useRef creates a mutable reference that persists across renders. It is commonly used to access DOM elements, store mutable values, or avoid unnecessary re-renders.
useRef creates a mutable reference that persists across renders. It is commonly used to access DOM elements, store mutable values, or avoid unnecessary re-renders.
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Jeevan Bhargav
Audited by Creator
This answer is calibrated for technical interviews. Verify benchmarks in local sandboxes before deploying.