Multi-select record from a datasource under the clicked method in a form button code | X++ | D365 F&O | Dynamics 365 Finance and Operation

 Multi-select record from a datasource under the clicked method in a form button code x++

[FormControlEventHandler(formControlStr(EInvoiceCFDIJournal_PJ, AD_EInvoiceCFDIProjControllerOriginal_MX), FormControlEventType::Clicked)]     public static void AD_EInvoiceCFDIProjControllerOriginal_MX_OnClicked(FormControl sender, FormControlEventArgs e)     {         Args args = new Args();         ProjInvoiceJour         projInvoiceJour;         FormDataSource projInvoiceJour_ds;           projInvoiceJour_ds = sender.formRun().dataSource(formDataSourceStr(EInvoiceCFDIJournal_PJ, ProjInvoiceJour)) as FormDataSource;         projInvoiceJour = projInvoiceJour_ds.getFirst(1);         //     projInvoiceJour = projInvoiceJour_ds.cursor();           while (projInvoiceJour.RecId != 0)         {         info(projInvoiceJour.ProjInvoiceId);           projInvoiceJour = projInvoiceJour_ds.getNext();         }     }