Document Automation APIs along with open-source SDKs to enhance Java, Python, Node.js, C# .NET, Ruby, C++, and PHP applications to view, edit, annotate, convert, compare, e-sign, parse, split, merge, extract, redact, watermark, metadata, paraphrase, classify, repair, and translate documents of almost all the popular file formats....NET 庫的GroupDocs.Viewer 支持向打印頁面添加水印以及啟用水印的設置。...Java 庫的GroupDocs.Viewer 發布了 Java 2.3.0 的 GroupDocs.Viewer 支持自定義區域設置。...