![]() ![]() Middleware function can also make changes to request and response objects.Middleware function can execute any code. ![]() Middleware function Performs the Following Tasks Middleware functions are those which access the request and response object in the request-response cycle. The most commonly used Middleware in the ExpressJS app. It is usually used in performing tasks such as parsing the body for URL-encoded as well as JSON requests, and cookie parsing for the handling of basic and also building of JavaScript modules. Middleware functions in the stack are invoked in the sequence in which they are added. Just as the name specifies, it appears in middle between the initial request and the final route that is intended. The middleware of ExpressJS is different functions that get invoked by the routing layer of ExpressJS before the final request handler.
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