What is observer in MobX?

The observer HoC automatically subscribes React components to any observables that are used during rendering . As a result, components will automatically re-render when relevant observables change. It also makes sure that components don’t re-render when there are no relevant changes.

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What is root store React?

Root store pattern is a simple pattern that the Mobx community started to use whenever there were multiple Mobx stores (which are just classes, or plain objects) that need to communicate with each other . This is accomplished by creating one class (or object) that will hold all other classes (or objects).30 Kas 2020

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