ByteScout Premium Suite – C# – Find Text in PDF using Regex with PDF Extractor SDK

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ByteScout Premium Suite – C# – Find Text in PDF using Regex with PDF Extractor SDK

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ByteScout-Premium-Suite-C-sharp-Find-Text-in-PDF-using-Regex-with-PDF-Extractor-SDK.pdf

How to find text in PDF using regex with PDF extractor SDK in C# with ByteScout Premium Suite

Step-by-step tutorial on how to find text in PDF using regex with PDF extractor SDK in C#

Every ByteScout tool includes simple example C# source codes that you can get here or in the folder with installed ByteScout product. ByteScout Premium Suite can find text in PDF using regex with PDF extractor SDK. It can be applied from C#. ByteScout Premium Suite is the set that includes 12 SDK products from ByteScout including tools and components for PDF, barcodes, spreadsheets, screen video recording.

Want to save time? You will save a lot of time on writing and testing code as you may just take the C# code from ByteScout Premium Suite for find text in PDF using regex with PDF extractor SDK below and use it in your application. This C# sample code is all you need for your app. Just copy and paste the code, add references (if needs to) and you are all set! Check C# sample code samples to see if they respond to your needs and requirements for the project.

If you want to try other source code samples then the free trial version of ByteScout Premium Suite is available for download from our website. Just try other source code samples for C#.

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Program.cs

      using System;
using Bytescout.PDFExtractor;

namespace FindText
{
    class Program
    {
        static void Main(string[] args)
        {
            // Create Bytescout.PDFExtractor.TextExtractor instance
            TextExtractor extractor = new TextExtractor();
            extractor.RegistrationName = "demo";
            extractor.RegistrationKey = "demo";

            // Load sample PDF document
            extractor.LoadDocumentFromFile(@".\Invoice.pdf");

            extractor.RegexSearch = true; // Enable the regular expressions
            
            int pageCount = extractor.GetPageCount();

            // Search through pages
            for (int i = 0; i < pageCount; i++)
            {
                // Search dates in format 12/31/1999
                string regexPattern = "[0-9]{2}/[0-9]{2}/[0-9]{4}";
                // See the complete regular expressions reference at https://msdn.microsoft.com/en-us/library/az24scfc(v=vs.110).aspx

                // Search each page for the pattern
                if (extractor.Find(i, regexPattern, false))
                {
                    do
                    {
                        Console.WriteLine("");
                        Console.WriteLine("Found on page " + i + " at location " + extractor.FoundText.Bounds);
                        Console.WriteLine("");

                        // Iterate through each element in the found text
                        foreach (ISearchResultElement element in extractor.FoundText.Elements)
                        {
                            Console.WriteLine("   Text: " + element.Text);
                            Console.WriteLine("   Font is bold: " + element.FontIsBold);
                            Console.WriteLine("   Font is italic: " + element.FontIsItalic);
                            Console.WriteLine("   Font name: " + element.FontName);
                            Console.WriteLine("   Font size: " + element.FontSize);
                            Console.WriteLine("   Font color: " + element.FontColor);
                            Console.WriteLine();
                        }
                    }
                    while (extractor.FindNext());
                }
            }

            // Cleanup
			extractor.Dispose();

            Console.WriteLine();
            Console.WriteLine("Press any key to continue...");
            Console.ReadLine();
        }
    }
}