Difference between SPSite and SPWeb object

Difference between SPSite and SPWeb object.

SPSite:

- The SPSite object represents a collection of sites, i.e. Site Collection, a top level site and all its sub sites.

- It is used to get a sub site of a Site Collection.

- It is represented within an SPSiteCollection object that consists of the collection of all site collections in the Web application.

- It contains the various subsites and the information regarding them.

SPWeb:

- The SPWeb object represents an instance of a SharePoint Web, and the SPWeb object contains things like the actual content.

- It represents a SharePoint Foundation website.

- SPWeb object automatically adds the new SPWeb object to an internal list.

- It contains things like the actual content.
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