Instruction: Describe the process of lazy loading components in React and its impact on application performance.
Context: This question evaluates the candidate's ability to optimize React applications by reducing the initial load time through component lazy loading.
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To begin, let's clarify what lazy loading is. Lazy loading is a design pattern that defers the loading of non-critical resources at page load time. Instead, these resources are loaded at the moment they are needed. This approach can drastically decrease initial load times by loading only the essential content first.
In React, lazy loading can be implemented using the React.lazy() function combined with React.Suspense. Here's the step-by-step process:...