Compare props having large data structure in ComponentDidUpdate connected with Redux

How to do setState in ComponentDidUpdate() in react?

  Shubham Verma      August 28, 2020


Compare props having large data structure in ComponentDidUpdate connected with Redux


The props comparison with single key or small data is easy and it works great. But when we need to compare large data like an arrays of objects, the deep comparison will become very costly.

For the usecase:


Let's observe the above codes, in which I have an array ob objects stored in redux. And whenever the active state of any objects get changed I need to dispatch an action to update redux state to be same for all connected components with that reducer.

Best way to do comparison:



or





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