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.... 设置备用文本 使用 AlternateView 类,用于指定电子邮件在不同格式的副本。例如,如果您发送...