How do I create a custom list?
1: Guid listId = webSite.Lists.Add("Sample", "Sample List", SPListTemplateType.GenericList); 2:
How to determine if a list already exists within an SPWeb?
1: public static bool DoesListExist(SPWeb web, String listName)
2: { 3: foreach (SPList list in web.Lists)
4: { 5: if (true == list.Title.Equals(listName, StringComparison.OrdinalIgnoreCase))
6: return true;
7: }
8: return false;
9: }
How to determine if a column (field) already exists?
1: if (!list.Fields.ContainsField("Description")) 2: list.Fields.Add("Description", SPFieldType.Note, false);
How to add a lookup column to a list?
1: Guid listGuid = webSite.Lists["lookupList"].ID;
2: Guid listId = webSite.Lists.Add("Sample", "Sample List", SPListTemplateType.GenericList); 3: SPList list = webSite.Lists[listId] as SPList;
4: list.Fields.AddLookup("Sample Lookup", listGuid, true);