I want to replace text in pdf with Aspose.PDF, But throw a NullReferenceException.
the sample code :
var doc = new Aspose.Pdf.Document(@“D:\abc\1212\c++.1.pdf”);
var sourceText = “的”;
var targetText = “x”;
Regex rul…...throw a NullReferenceExcepti Aspose.PDF Product Family replace-pdf-text...to replace text in pdf with Aspose.PDF, But throw a NullReferenceExcepti...