ASP. NET webpages Web page add default namespace

Three common types of asp: Webform,mvc,webpages

1.WebForm

Add directly under System.web/pages

2.Mvc

Create a new MVC project, copy directly

3.WebPage

Basically the same as MVC, the difference is

host factorytype,pages pagebasetype

<host factorytype= "System.Web.WebPages.Razor.WebRazorHostFactory, System.Web.WebPages.Razor, version=2.0.0.0, Culture=neutral, publickeytoken=31bf3856ad364e35 " />< pages pagebasetype= "System.Web.WebPages.WebPage">     

<sectiongroup name="System.web.webPages.razor"Type="System.Web.WebPages.Razor.Configuration.RazorWebSectionGroup, System.Web.WebPages.Razor, version=2.0.0.0, Culture=neutral, Publickeytoken=31bf3856ad364e35"> <section name="Host"Type="System.Web.WebPages.Razor.Configuration.HostSection, System.Web.WebPages.Razor, version=2.0.0.0, culture= Neutral, publickeytoken=31bf3856ad364e35"requirepermission="false"/> <section name="pages"Type="System.Web.WebPages.Razor.Configuration.RazorPagesSection, System.Web.WebPages.Razor, version=2.0.0.0, Culture=neutral, Publickeytoken=31bf3856ad364e35"requirepermission="false"/> </sectionGroup>

    <system.web.webPages.razor>        "  System.Web.WebPages.Razor.WebRazorHostFactory, System.Web.WebPages.Razor, version=2.0.0.0, Culture=neutral, Publickeytoken=31bf3856ad364e35" />        <pages pagebasetype="  System.Web.WebPages.WebPage">            <namespaces>                namespace=" FDOA.Webpages.Common"/>            </namespaces>        </pages>    </ System.web.webpages.razor>