#VJTECHNOWIZARD #expressjstutorialintamil #middleware #expressjsmiddleware
In this video we will see about express js middleware and types of middleware
Middleware functions are occur in between request and response.
Syntax – app.use(path,(req,res,next))
next() – next() function used for calling the next middleware function when the current middleware is not terminated.
Several types of middleware
1. Application level middleware
2. Error Handling middleware
3. Router level middleware
4. Built in middleware
5. Third party middleware
Body parser
Cookie parser
Session parser
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