How to split PDF from URL for PDF splitting API in C# with PDF.co Web API

How to split PDF from URL for PDF splitting API in C#: Step By Step Tutorial

Today we will explain the steps and algorithm of how to split PDF from URL and how to make it work in your application. PDF splitting API in C# can be implemented with PDF.co Web API. PDF.co Web API is the Web API with a set of tools for documents manipulation, data conversion, data extraction, splitting and merging of documents. Includes image recognition, built-in OCR, barcode generation and barcode decoders to decode bar codes from scans, pictures and pdf.

C# code snippet like this for PDF.co Web API works best when you need to quickly implement PDF splitting API in your C# application. Open your C# project and simply copy & paste the code and then run your app! Code testing will allow the function to be tested and work properly with your data.

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Program.cs
      
using System; using System.IO; using System.Net; using Newtonsoft.Json.Linq; namespace ByteScoutWebApiExample { class Program { // The authentication key (API Key). // Get your own by registering at https://app.pdf.co/documentation/api const String API_KEY = "***********************************"; // Source PDF file to split const string SourceFileUrl = @"https://bytescout-com.s3.amazonaws.com/files/demo-files/cloud-api/pdf-split/sample.pdf"; // Comma-separated list of page numbers (or ranges) to process. Example: '1,3-5,7-'. const string Pages = "1-2,3-"; static void Main(string[] args) { // Create standard .NET web client instance WebClient webClient = new WebClient(); // Set API Key webClient.Headers.Add("x-api-key", API_KEY); try { // Prepare URL for `Split PDF` API call string query = Uri.EscapeUriString(string.Format( "https://api.pdf.co/v1/pdf/split?pages={0}&url={1}", Pages, SourceFileUrl)); // Execute request string response = webClient.DownloadString(query); // Parse JSON response JObject json = JObject.Parse(response); if (json["error"].ToObject<bool>() == false) { // Download generated PDF files int part = 1; foreach (JToken token in json["urls"]) { string resultFileUrl = token.ToString(); string localFileName = String.Format(@".\part{0}.pdf", part); webClient.DownloadFile(resultFileUrl, localFileName); Console.WriteLine("Downloaded \"{0}\".", localFileName); part++; } } else { Console.WriteLine(json["message"].ToString()); } } catch (WebException e) { Console.WriteLine(e.ToString()); } webClient.Dispose(); Console.WriteLine(); Console.WriteLine("Press any key..."); Console.ReadKey(); } } }

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packages.config
      
<?xml version="1.0" encoding="utf-8"?> <packages> <package id="Newtonsoft.Json" version="10.0.3" targetFramework="net40" /> </packages>

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