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Remove SSN Number from PDF Document | C#
Program.cs:
C#
using Bytescout.PDFExtractor; using System; using System.Diagnostics; namespace RemoveSNNumber { class Program { static void Main(string[] args) { string inputDocument = @".\samplePDF_SSNNo.pdf"; string outputDocument = @".\samplePDF_SSNNo_edited.pdf"; try { // Create Bytescout.PDFExtractor.TextExtractor instance using (TextExtractor extractor = new TextExtractor("demo", "demo")) { // Create Bytescout.PDFExtractor.Remover2 instance using (Remover2 remover = new Remover2("demo", "demo")) { // Load sample PDF document extractor.LoadDocumentFromFile("samplePDF_SSNNo.pdf"); remover.LoadDocumentFromFile(inputDocument); extractor.RegexSearch = true; // Enable the regular expressions int pageCount = extractor.GetPageCount(); // Search through pages for (int pageIndex = 0; pageIndex < pageCount; pageIndex++) { // Search SSN in format 202-55-0130 using regular expression. // See the complete regular expressions reference at https://msdn.microsoft.com/en-us/library/az24scfc(v=vs.110).aspx string regexPattern = "[0-9]{3}-[0-9]{2}-[0-9]{4}"; // Search each page for the pattern ISearchResult[] searchResults = extractor.FindAll(pageIndex, regexPattern, caseSensitive: false); foreach (var element in searchResults) { Console.WriteLine("Found SSN No: " + element.Text); // Add rectangle of the found SSN to Remover remover.AddTextToRemove(pageIndex, element.Bounds); } } // Mask replaced text with black rectangle remover.MaskRemovedText = true; // Change the color of the mask rectangle, if necessary //remover.MaskColor = Color.Red; remover.PerformRemoval(outputDocument); Console.WriteLine("Found SSNs removed, result saved to file \"" + outputDocument + "\""); } } // Open result file in default associated application (for the demonstration purpose) var processStartInfo = new ProcessStartInfo(outputDocument) { UseShellExecute = true }; Process.Start(processStartInfo); } catch (Exception ex) { Console.WriteLine("Error: " + ex.Message); } Console.WriteLine(); Console.WriteLine("Press enter key to continue..."); Console.ReadLine(); } } }