In this article we will be seeing how to create folder in SharePoint list using SharePoint Object Model.
Steps Involved:
Open Visual Studio 2010.
Go to File => New => Project.
Select Console Application template from the installed templates.
Enter the Name and click on Ok.
Add the following reference.
a. Microsoft.SharePoint.dll
Add the following Namespace.
a. Using Microsoft.SharePoint;
Replace Program.cs with the following code.
using System; using System.Collections.Generic; using System.Linq; using System.Text; using Microsoft.SharePoint;
namespace ConsoleApplication2
{
class Program
   {
static void Main(string[] args)
       {
using (SPSite site = new SPSite("http://serverName:25374/sites/Team/"))
           {
using (SPWeb web = site.OpenWeb())
               {
SPList list = web.Lists.TryGetList("Custom");
SPListItem folderColl =
list.Items.Add(list.RootFolder.ServerRelativeUrl,SPFileSystemObjectType.Folder);
                   folderColl["Title"] ="New Folder";
                   folderColl.Update();
                   list.Update();                  Â
               }
           }
       }
   }
}
Build the solution.
Hit F5.
Go to the SharePoint list and you could be able to see the new folder that we have created.