How to find the hyper links available in a pdf file content.Need to modify the hyperlinks.how to read and write pdf file without a third party library..
You could use the Itext Sharp Dll to read the contents of file using vb.net or C#. it is freeware DLL
This article explains the method of using ITExt sharp DLL for reading the contents of PDF FIle
This is the another article explaining the method of extaactig the text from PDF to text
Hope this helps
string path = PDF FileName;
Response.ContentType = "application/pdf";