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【Asp.Net】输出PDF文档到ASP.NET页面

作者:雪丽 / 发布于2015/5/25/ 978


	protected void Page_Load(object sender, EventArgs e)

	{

	 try

	 {

	 //query the pdf path

	 string pdfna = this.Request.QueryString["pdf"];

	 if (pdfna == null)

	 throw new Exception("This page can not be accessed directly");

	 string pdf = "Reports//" + pdfna;

	 pdf = Server.MapPath(pdf);

	 //read all bytes

	 if (File.Exists(pdf) == false)

	 throw new Exception("This report is not created");

	 FileStream fs = File.Open(pdf, FileMode.Open);

	 byte[] buffer = new byte[fs.Length];

	 fs.Read(buffer, 0, buffer.Length);

	 fs.Close();

	 //write to response

	 Response.ContentType = "application/pdf";

	 Response.AddHeader("content-disposition", "filename=" + pdfna);

	 Response.AddHeader("content-length", buffer.Length.ToString());

	 Response.BinaryWrite(buffer);

	 }

	 catch (Exception ex)

	 {

	 Response.Write(ex.Message);

	 }

	 finally

	 {

	 Response.Flush();

	 Response.Close();

	 Response.End();

	 }

	 }

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