Electronic Signature
Developers
Features
API for eSignature Solutions
Merge several documents into one for signing with C# Client for API

Merge several documents into one for signing with C# Client using the API

Combine several existing documents into one and send it for eSigning within your application. Users can merge documents in a specific order and rename newly merged documents in a single click.

Free to test
Fast to deploy
Powerful & secure

Merge documents together

Use the sample code to create new documents by combining a few existing ones and arranging pages within one document.

Node.js

C#

Python

cURL

Copy code

public partial class RestSharpSamples
    {
        public static string MergeDocuments(string accessToken, string apiUrl, string newDocumentName, IEnumerable<string> documentsIds)
        {
            var client = new RestClient { BaseUrl = new Uri(apiUrl) };
 
            var request = new RestRequest($"/document/merge", Method.POST)
                .AddHeader("Accept", "application/json")
                .AddHeader("Authorization", $"Bearer {accessToken}");
 
            request.RequestFormat = DataFormat.Json;
 
            request.AddBody(new MergeDocumentRequestModel()
            {
                name = newDocumentName,
                document_ids = documentsIds
            });
 
            var response = client.Execute(request);
 
            if (response.StatusCode != HttpStatusCode.OK)
            {
                throw new Exception(response.Content);
            }
 
            var mergedFileContent =  Encoding.UTF8.GetBytes( response.Content );
            return Convert.ToBase64String(mergedFileContent);
        }
    }

We provide developers with complete SDKs for all popular languages, allowing them to integrate eSignature workflows without writing a single line of code.
With our detailed documentation, integrating the airSlate SignNow API is a breeze.
The airSlate SignNow API not only provides you with eSignatures: use it to create fillable forms, request payments, and download & archive documents using simple API calls.

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Review airSlate SignNow’s API documentation

The detailed API tutorial will guide you through the entire integration process and provide clear coding examples.

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airSlate SignNow is committed to protecting your sensitive information by complying with global industry-specific security standards.

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PCI DSS certification

Safeguards credit/debit card data for every monetary transaction a customer makes.

21 CFR Part 11

FDA-backed standards for electronic documentation and electronic signatures.

HIPAA compliance

Protects the private health information of your patients.

CCPA compliance

Enhances the protection of personal data and the privacy of California residents.

Watch the airSlate SignNow API in action

Examine airSlate SignNow's merge several documents into one with c client for api

The airSlate SignNow API provides businesses with a distinct array of features designed to enhance operational workflows. Discover the advantages of our merge several documents into one with c client for api by signing up for a complimentary Sandbox account.

Steps to establish a Sandbox account:

Navigate to the airSlate SignNow Developers page. Here you will discover additional details about the API and can sign up for your Sandbox account.
Register for a trial. Enter your email address and click the Create API sandbox button to enroll.
Validate your email address. Access the email you receive and follow the link to confirm your email address.
Access the Developer Sandbox. Generate a password to gain subsequent entry to your developer account.
Include an application. Click Add App, assign a name to your app, and click Add to retain changes. The API token for your application will be generated automatically.
Examine merge several documents into one with c client for api. Investigate all functionalities of airSlate SignNow and how they can improve your business operations.

Adhere to these instructions to explore airSlate SignNow's functionalities. Should you have any queries, feel free to reach out to the support team. Enhance your business workflows with airSlate SignNow now.

How it works

Create an account and get the required tokens

Use code samples to merge several documents into one for signing with C# Client using the API

Enjoy the power of eSignature in your workflows

Watch our instructions to build custom integrations with ease

airSlate SignNow offers a free testing environment to explore the eSignature.

Trusted eSignature solution — what our customers are saying

Explore how the airSlate SignNow eSignature platform helps businesses succeed. Hear from real users and what they like most about electronic signing.

I've been using airSlate SignNow for years (since it...

5

Susan S

I've been using airSlate SignNow for years (since it was CudaSign). I started using airSlate SignNow for real estate as it was easier for my clients to use. I now use it in my business for employement and onboarding docs.

Read full review

Everything has been great, really easy to incorporate...

5

Liam R

Everything has been great, really easy to incorporate into my business. And the clients who have used your software so far have said it is very easy to complete the necessary signatures.

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I couldn't conduct my business without contracts and...

5

Dani P

I couldn't conduct my business without contracts and this makes the hassle of downloading, printing, scanning, and reuploading docs virtually seamless. I don't have to worry about whether or not my clients have printers or scanners and I don't have to pay the ridiculous drop box fees. Sign now is amazing!!

Read full review