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....loadAsMultiple(String filePath, Charset encoding) - 从多联系人文件加载联系人列表。 loadAs...loadAsMultiple(InputStream stream, Charset encoding) - 从多联系人流加载联系人列表。 try ( InputStream...