Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms....Body = "This is body" }; // Load an attachment var attachment...را با استفاده از MailMessage.Load() متد. یک شیء ReferenceAttachment...