-1
在MVC的项目Web.Config
,有标记,如Web.Config中的标签?
<profile defaultProvider="DefaultProfileProvider">
<providers>
<add name="DefaultProfileProvider"
type="System.Web.Providers.DefaultProfileProvider, System.Web.Providers, Version=2.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"
connectionStringName="OfficeData" applicationName="/" />
</providers>
</profile>
<membership defaultProvider="DefaultMembershipProvider">
...
</membership>
<roleManager defaultProvider="DefaultRoleProvider">
...
</roleManager>
它们是什么?他们的目的是什么?