SharePoint获取web

//using (SPWeb web5=site.OpenWeb("RolesManagement"))
            //{
            //    SPList listcorp=web5.Lists["CorpManagement"];
            //}

            //using (SPWeb web7 = site.AllWebs["MRBReport"])
            //{
            //    SPList list7 = web7.Lists["MRBReport"];
 
            //}

            //using (SPWeb web6 = site.OpenWeb("MRBReport"))
            //{
            //    SPList listm=web6.Lists["MRBReport"];
 
            //}
            //using (SPWeb web8=SPContext.Current.Web)
            //{
            //    SPList list8=web8.Lists["MRBReport"];
            //}
      //using (SPWeb web8=site.OpenWeb("http://192.168.0.1:1888/MRBReport"))
            //{
            //    SPList list8=web8.Lists["MRBReport"];
            //}