Spire PDF 7.2.9已发布。该版本支持添加page-piece字典,增强了转换PDF到XPS/图片/Excel的功能。此外,该版本还修复了保存和打印PDF文档时出现的问题。详情请阅读以下内容。 新功能: 支持添加page-piece字典 PdfDocument doc = new PdfDocument(inputFile); if (doc.DocumentPieceInfo==null) { doc.DocumentPieceInfo = new PdfPieceInfo(); } doc.DocumentPieceInfo.AddApplicationData("ice","this is a uu"); doc.DocumentPieceInfo.AddApplicationData("blie", "this is a uu"); doc.DocumentPieceInfo.AddApplicationData("blue", "this is a uu"); doc.DocumentPieceInfo.AddApplicationData("jis", "this is a…