:: Home :: Products :: Technical Support :: About Us :: Contact Us
PDF Printer Driver, Convert to PDF, Print to PDF
Example 2: Merge several PDF files and encrypt the output (ASP.NET)  
Copy the PDFmerge .NET assembly from the c:\program files\neeviaPDF.com\PDFmerge\dotNet\ folder into your web site bin folder;
mergeVB.aspx (VB.NET):
  <%@ Page Language="VB" %>
  <HTML>
  <HEAD>
     <SCRIPT runat="server">
        Sub Button1_OnClick(Source As Object, e As EventArgs)
   	  Dim NVmerge As new PDFMerge.Neevia
	  Dim retVal

	  NVmerge.PDFEncrypt = true
	  NVmerge.PDFEncryptionType = "rc4"
	  NVmerge.PDFOwnerPassword = "owner"

	  ' p - document printing is denied
	  ' e - disable extraction of text and graphics
	  NVmerge.PDFPermissions = "pe" 

   	  retVal = NVmerge.MergePDF("c:\1.pdf+c:\2.pdf", "c:\merged.pdf")
	  If retVal <> 0 Then
  	    Response.Write("Error code=" & CStr(retVal))
	  Else
	    Response.Write("Done")
	  End If
        End Sub
     </SCRIPT>
   </HEAD>
   <BODY><CENTER>
     <FORM id="Form1" enctype="multipart/form-data" method="post" runat="server">
     <INPUT id="Submit1" type="submit" value="Merge files" 
       OnServerClick="Button1_OnClick" name="Submit1" runat="server">
     </FORM>
   </BODY>
   </HTML>
mergeCsharp.aspx (C#):
<%@ Page Language="C#" %>
<HTML>
<HEAD>
   <SCRIPT runat="server">
      void Button1_OnClick(object Source, EventArgs e)
      {
	  PDFMerge.Neevia NVmerge = new PDFMerge.Neevia();
	  int retVal;

	  NVmerge.PDFEncrypt = true;
	  NVmerge.PDFEncryptionType = "rc4";
	  NVmerge.PDFOwnerPassword = "owner";

	  // p - document printing is denied
	  // e - disable extraction of text and graphics
	  NVmerge.PDFPermissions = "pe";

	  retVal = NVmerge.MergePDF(@"c:\1.pdf+c:\2.pdf",@"c:\merged.pdf");
	  if (retVal != 0) {
	    Response.Write("Error code = " + retVal.ToString());
	  } else {
	    Response.Write("Done");
	  }

      }
   </SCRIPT>
</HEAD>
<BODY><CENTER>
<FORM id="Form1" enctype="multipart/form-data" method="post" 
runat="server">
<INPUT id="Submit1" type="submit" value="Merge files" 
OnServerClick="Button1_OnClick" name="Submit1" runat="server">
</FORM>
</BODY>
</HTML>

Developing a solution that enables endusers to compress their PDF files is indeed an easy task with Neevia PDFcompress. Thank you!

Andrew Holden

If you have any comments or suggestions about our web site, please feel free to email them to

Copyright © 2017 neeviaPDF.com Home | Products | Support | About Us | Contact Us