How to set cookie using ExpressJS response.

What is cookie?

Cookies is simple key value pair stored by web server on clients browser to store/maintain users state.

How it is different from Localstorage?

Locastorage can also be used to store users state, but cookies has more advanced configurations like expiration time, same site, secure flag, Httponly, etc. By using these advanced configurations we can programatically manage users state. It is considered that cookies are more secure than Localstorage in terms of handling user session or secret values like authentication tokens.

What is Httponly cookie?

A Httponly cookie is a simple cookie which is set by server with httponly flag as true which cannot be accessed by client side javascript.

Example

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