State Management Patterns
Learn best practices and patterns for state management in React applications
80 min•By Priygop Team•Last updated: Feb 2026
When to Use Each Solution
- useState: Local component state
- useReducer: Complex local state logic
- Context API: Shared state across components
- Redux Toolkit: Large applications with complex state
- Zustand: Simple global state management
- Server State: Use React Query or SWR
State Management Best Practices
Example
// 1. Keep state as local as possible
function UserProfile({ user }) {
const [isEditing, setIsEditing] = useState(false);
const [localUser, setLocalUser] = useState(user);
// Local state for UI interactions
const handleEdit = () => setIsEditing(true);
const handleCancel = () => {
setIsEditing(false);
setLocalUser(user); // Reset to original
};
return (
<div>
{isEditing ? (
<EditForm user={localUser} onSave={handleSave} onCancel={handleCancel} />
) : (
<UserDisplay user={user} onEdit={handleEdit} />
)}
</div>
);
}
// 2. Use custom hooks for state logic
function useUserManagement() {
const [users, setUsers] = useState([]);
const [loading, setLoading] = useState(false);
const [error, setError] = useState(null);
const fetchUsers = async () => {
setLoading(true);
try {
const response = await fetch('/api/users');
const data = await response.json();
setUsers(data);
} catch (err) {
setError(err.message);
} finally {
setLoading(false);
}
};
const addUser = async (user) => {
try {
const response = await fetch('/api/users', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify(user)
});
const newUser = await response.json();
setUsers(prev => [...prev, newUser]);
} catch (err) {
setError(err.message);
}
};
return { users, loading, error, fetchUsers, addUser };
}
// 3. Combine multiple state management solutions
function App() {
return (
<Provider store={store}>
<ThemeProvider>
<UserProvider>
<Router>
<Routes>
<Route path="/" element={<Home />} />
<Route path="/dashboard" element={<Dashboard />} />
</Routes>
</Router>
</UserProvider>
</ThemeProvider>
</Provider>
);
}Try It Yourself — State Management Patterns
Try It Yourself — State Management PatternsHTML
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