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

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

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ByteScout-Data-Extraction-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# using ByteScout Data Extraction Suite

Learn to code in C# to find text in PDF using regex with PDF extractor SDK with this step-by-step tutorial

On this page you will learn from code samples for programming in C#.Writing of the code to find text in PDF using regex with PDF extractor SDK in C# can be executed by programmers of any level using ByteScout Data Extraction Suite. ByteScout Data Extraction Suite is the set that includes 3 SDK products for data extraction from PDF, scans, images and from spreadsheets: PDF Extractor SDK, Data Extraction SDK, Barcode Reader SDK and you can use it to find text in PDF using regex with PDF extractor SDK with C#.

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 Data Extraction Suite for find text in PDF using regex with PDF extractor SDK below and use it in your application. IF you want to implement the functionality, just copy and paste this code for C# below into your code editor with your app, compile and run your application. Complete and detailed tutorials and documentation are available along with installed ByteScout Data Extraction Suite if you’d like to learn more about the topic and the details of the API.

All these programming tutorials along with source code samples and ByteScout free trial version are available for download from our website.

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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();
        }
    }
}