C# iTextSharp “该文档没有页面。”
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iTextSharp "The document has no pages."
提问by witchlightning
I'm using iTextSharp to update A PDF's file properties:
我正在使用 iTextSharp 更新 PDF 的文件属性:
FileStream fs = File.Open(@"C:\Developer\C#Projects\BylawSearchdocument.Add(new Paragraph("Hello World!"));
01.pdf", FileMode.Open);
Document document = new Document();
PdfWriter writer = PdfWriter.GetInstance(document, fs);
document.Open();
document.AddSubject("Blah");
document.AddTitle("Blah blah");
document.AddKeywords("Blah blah blah");
document.Close();
I'm getting a "The document has no pages." error from iTextSharp. Any help appreciated.
我收到“文档没有页面”的提示。来自 iTextSharp 的错误。任何帮助表示赞赏。
回答by noelicus
You haven't added any information to put on a page ... !!
你还没有添加任何信息放在页面上......!
##代码##... for example.
... 例如。
Your title etc are part of the document properties (rather than something that's "printed" to the pdf).
您的标题等是文档属性的一部分(而不是“打印”到 pdf 的内容)。
Check out this introductory example, that seems to cover what you're after.
查看这个介绍性示例,它似乎涵盖了您所追求的内容。