These source code samples are listed and grouped by their programming language and functions they use. ByteScout PDF Extractor SDK is the SDK that helps developers to extract data from unstructured documents, pdf, images, scanned and electronic forms. Includes AI functions like automatic table detection, automatic table extraction and restructuring, text recognition and text restoration from pdf and scanned documents. Includes PDF to CSV, PDF to XML, PDF to JSON, PDF to searchable PDF functions as well as methods for low level data extraction. It can find text in PDF using regex in C#.
You will save a lot of time on writing and testing code as you may just take the C# code from ByteScout PDF Extractor SDK for find text in PDF using regex below and use it in your application. In order to implement the functionality, you should copy and paste this code for C# below into your code editor with your app, compile and run your application. Further enhancement of the code will make it more vigorous.
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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(); } } }
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60 Day Free Trial or Visit ByteScout PDF Extractor SDK Home Page
Explore ByteScout PDF Extractor SDK Documentation
Explore Samples
Sign Up for ByteScout PDF Extractor SDK Online Training
Get Your API Key
Explore Web API Docs
Explore Web API Samples