AssetDatabase.CreateFolder

static function CreateFolder(parentFolder: string, newFolderName: string): string;

static string CreateFolder(string parentFolder, string newFolderName);

static def CreateFolder(parentFolder as string, newFolderName as string) as string

Parameters

parentFolder	The name of the parent folder.
newFolderName	The name of the new folder.

string The GUID of the newly created folder.

Create a new folder.

		string guid = AssetDatabase.CreateFolder("Assets", "My Folder");
		string newFolderPath = AssetDatabase.GUIDToAssetPath(guid);