What is cookie expiration and why is it important?

What is cookie expiration and why is it important?

Cookie expiration refers to the duration a cookie is valid before it is deleted. It's important for managing user sessions and data.

How can I set an expiration date for cookies?

You can set an expiration date for cookies using the 'expires' attribute in the cookie header when creating it.

What happens if a cookie expires?

If a cookie expires, the browser will delete it, and any associated data will no longer be accessible.

Can I extend the expiration date of a cookie?

Yes, you can extend the expiration date by updating the cookie with a new expiration date before it expires.

Are there different types of cookies with different expiration policies?

Yes, there are session cookies that expire when the browser closes and persistent cookies that have a set expiration date.