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š” š§š¶š½ š¼š³ ššµš² šš®š ā š„š²š®š°š
šš¶š± šš¼š šøš»š¼š?
Keys in React are š»š¼š š·ššš š³š¼šæ šæš²šŗš¼šš¶š»š“ šš®šæš»š¶š»š“š ā they control how React š¶š±š²š»šš¶š³š¶š²š š®š»š± šæš²ššš²š š²š¹š²šŗš²š»šš.
Using unstable keys (like array indexes in dynamic lists) can cause:
- Broken animations
- Lost input focus
- Incorrect component state
š§ šš²šš š½šæš®š°šš¶š°š²:
Always use ššš®šÆš¹š², šš»š¶š¾šš² ššš from your data whenever possible.
Good keys = predictable UI behavior.
#FrontendDevelopment #JavaScript #WebDevelopment #FullstackDeveloper
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