Aspose.Words.Examples.CSharp.Mail_Merge.NestedMailMergeCustom.Run C# (CSharp) Method

        public static void Run()
        {
            // ExStart:NestedMailMergeCustom
            // The path to the documents directory.
            string dataDir = RunExamples.GetDataDir_MailMergeAndReporting();
            string fileName = "NestedMailMerge.CustomDataSource.doc";
            // Create some data that we will use in the mail merge.
            CustomerList customers = new CustomerList();
            customers.Add(new Customer("Thomas Hardy", "120 Hanover Sq., London"));
            customers.Add(new Customer("Paolo Accorti", "Via Monte Bianco 34, Torino"));

            // Create some data for nesting in the mail merge.
            customers[0].Orders.Add(new Order("Rugby World Cup Cap", 2));
            customers[0].Orders.Add(new Order("Rugby World Cup Ball", 1));
            customers[1].Orders.Add(new Order("Rugby World Cup Guide", 1));

            // Open the template document.
            Document doc = new Document(dataDir + fileName);

            // To be able to mail merge from your own data source, it must be wrapped
            // Into an object that implements the IMailMergeDataSource interface.
            CustomerMailMergeDataSource customersDataSource = new CustomerMailMergeDataSource(customers);

            // Now you can pass your data source into Aspose.Words.
            doc.MailMerge.ExecuteWithRegions(customersDataSource);          

            dataDir = dataDir + RunExamples.GetOutputFilePath(fileName);
            doc.Save(dataDir);
            // ExEnd:NestedMailMergeCustom

            Console.WriteLine("\nMail merge performed with nested custom data successfully.\nFile saved at " + dataDir);
        }