How to validate existence of JavaScript in pdf document using Aspose.pdf , C# , DotNet

Steps to validate existence of JavaScript in pdf document using Aspose.pdf

Step 1:

//First add reference to Aspose.PDF in your project

using Aspose.Pdf;

Step 2:

//Create memory stream to hold pdf stream without JavaScript

MemoryStream mem = new MemoryStream();

Step 3:

//Create object of PdfJavaScriptStripper class to verify presence of javascript in PDF stream

Aspose.Pdf.Facades.PdfJavaScriptStripper objTest = new Aspose.Pdf.Facades.PdfJavaScriptStripper();

Step 4:

//Use Strip() method of PdfJavaScriptStripper class to strip JavaScript present in pdf stream

//it returns true if JavaScript is present in PDF document

bool isJavascriptExist = objTest.Strip(file.InputStream, mem);