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Q279

Question 279 of 445

Part 9: React Hooks Deep Dive (262 - 316)

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React & Modern Frontend (445 Qs)•Part 9: React Hooks Deep Dive (262 - 316)

Can you dispatch multiple actions in a row with useReducer?

Yes, you can dispatch multiple actions in a row using useReducer but not directly in one call. You'd have to call dispatch multiple times or create a composite action in your reducer that performs multiple updates based on the action type.

Example: Dispatching Multiple Actions You can define a custom function with dispatching actions one by one.

js
function handleMultipleActions(dispatch) {
dispatch({ type: 'increment' });
dispatch({ type: 'increment' });
dispatch({ type: 'reset' });
}

After that, you need to invoke it through event handler

js
<button onClick={() => handleMultipleActions(dispatch)}>
Run Multiple Actions
</button>

Note: You can also define a custom action type If you want multiple state changes to be handled in one reducer call.

js
case 'increment_twice':
return { count: state.count + 2 };

Then dispatch

js
dispatch({ type: 'increment_twice' });