在内存流中另存为pdf [英] Save as pdf in memorystream
本文介绍了在内存流中另存为pdf的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我正在使用itextsharp将段落保存到内存流中,因为pdf
但是我不工作原因?
i am using itextsharp to save a paragraph in to the memorystream as pdf
but i dont work why?
private void buttonSkrivUt_Click(object sender, EventArgs e)
{
using (MemoryStream ms = new MemoryStream())
{
Document document = new Document(PageSize.A4, 25, 25, 30, 30);
;
PdfWriter writer = PdfWriter.GetInstance(document, ms);
document.Open();
document.Add(new Paragraph("hej"));
document.Close();
writer.Close();
}
}
这个仅作品。
>
This works only.
>
Document document = new Document(PageSize.A4, 25, 25, 30, 30);
;
PdfWriter writer = PdfWriter.GetInstance(document, new FileStream("test.pdf", FileMode.Create));
//PdfWriter writer = PdfWriter.GetInstance(document, ms);
document.Open();
document.Add(new Paragraph("hej"));
document.Close();
writer.Close();
推荐答案
使用MemoryStream时需要返回一些内容。执行此操作的最佳方法是返回一个数组。这样你就得到了字节[]
You need to return something to work with when using MemoryStream. The best way to do this is to return an array. This way you get the byte[]
using (MemoryStream ms = new MemoryStream())
{
Document document = new Document(PageSize.A4, 25, 25, 30, 30);
PdfWriter writer = PdfWriter.GetInstance(document, ms);
document.Open();
document.Add(new Paragraph("hej"));
document.Close();
writer.Close();
return ms.ToArray();
}
PS我不是故意听起来你不知道区别
PS I did not mean to sound like you did not know the difference
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