Arcsde:c# Creating an SDE feature DataSet

Go from source arcsde:c# create SDE feature DataSet

    /// <summary>      ///To determine whether a specified dataset exists/// </summary>      /// <param name= "Workspace" >Work space name</param>      /// <param name= "Strdatasetname" >Data Set name</param>      /// <returns>exists, true; otherwise, false</returns>       Public Static BOOLIsdatasetexist (Iworkspace workspace,stringstrdatasetname) {          if(Workspace = =NULL)          {              return false; }          Else if(Workspace.get_nameexists (Esridatasettype.esridtfeaturedataset, Strdatasetname)) {return true; }          Else          {              return false; }      }  

    /// <summary>      ///Create a feature data set/// </summary>      /// <param name= "Workspace" >Work space name</param>      /// <param name= "Strdatasetname" >Data Set name</param>      /// <param name= "Spatialreference" >Reference System</param>       Public Static voidCreatefeaturedataset (Iworkspace workspace,stringStrdatasetname, Ispatialreference spatialreference) {Ifeatureworkspace Featureworkspace= Workspace asIfeatureworkspace; if(Featureworkspace = =NULL)              return; if(!isdatasetexist (Strdatasetname))          {Featureworkspace.createfeaturedataset (strdatasetname, spatialreference); }      }  

Arcsde:c# Creating an SDE feature DataSet