![]() This is a function that wraps your component in another component, which subscribes to changes in the Redux store and renders itself and consequently its descendants whenever an update occurs. ![]() Typically, to update react components whenever your Redux store updates, we use the connect higher order component from the official react bindings for Redux. In 99% of cases, the cause for bad performance (this goes for any other framework) is linked to unnecessary rendering, since DOM updates are expensive! In this article, you’ll learn how to avoid unnecessary rendering when using Redux bindings for react. When optimizing applications that use Redux with react, I often hear people saying that Redux is slow.
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