Electronic Signature
Developers
Features
API for eSignature Solutions
Add dropdown fields on a document for signing with C# SDK for API

Add dropdown fields on a document for signing with C# SDK using the API

Add and customize dropdown fields anywhere on a document using the airSlate SignNow API. Provide recipients with a ready-to-use list of options.

Free to test
Fast to deploy
Powerful & secure

Add fillable fields that suggest multiple choices in your document for effective questionnaires

Let you recipient simply select from a list of choices instead of typing in text.

Node.js

C#

Java

Python

cURL

Copy code

public abstract class FieldRequestBase
    {
        public abstract string type { get; }
        public bool required { get; set; }
        public string template_field_id { get; set; }
        public string role { get; set; }
        [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
        public string name { get; set; }
        public int page_number { get; set; }
        public int x { get; set; }
        public int y { get; set; }
        public int width { get; set; }
        public int height { get; set; }
    }
    public class DocumentUpdateRequestModel
    {
        public List<FieldRequestBase> fields { get; private set; } = new List<FieldRequestBase>();
    }
    public class SignatureFieldRequest : FieldRequestBase
    {
        public override string type { get { return "signature"; } }
    }
    class Program
    {
        static void Main(string[] args)
        {
            var accessToken = "Your ACCEES TOKEN";
            var apiBaseUrl = "airSlate SignNow API URL e.g.: https://api-eval.signnow.com";
            var documentId = "Your document ID";

if (response.StatusCode != HttpStatusCode.OK)
            {
                throw new Exception(response.Content);
            }
        }
    }

import signnow_python_sdk
from datetime import datetime

if __name__ == '__main__':
    signnow_python_sdk.Config(client_id="CLIENT_ID",
                              client_secret="CLIENT_SECRET",
                              environment="production")

# Enter your own credentials
    username = "USER_NAME"
    password = "USER_PASSWORD"
    template_id = "TEMPLATE_ID"

# Create access_token for the user
    access_token = signnow_python_sdk.OAuth2.request_token(username, password, '*')

# Create the PUT /document payload
    doc_payload = {
        "texts": [
            {
                "size": 22,
                "x": 61,
                "y": 72,
                "page_number": 0,
                "font": "Arial",
                "data": "a sample text element",
                "line_height": 9.075,
                "client_timestamp": datetime.now().strftime("%s")
            }
        ],
        "fields": [
            {
                "x": 61,
                "y": 100,
                "width": 120,
                "height": 34,
                "page_number": 0,
                "role": "Signer 1",
                "required": True,
                "type": "signature"
            },
            {
                "x": 61,
                "y": 160,
                "width": 120,
                "height": 12,
                "page_number": 0,
                "label": "New Label",
                "role": "Signer 1",
                "required": True,
                "type": "text"
            },
            {
                "x": 61,
                "y": 178,
                "width": 41,
                "height": 26,
                "page_number": 0,
                "role": "Signer 2",
                "required": True,
                "type": "initials"
            }
        ]
    }

# Update document template with payload
    put_doc_response = signnow_python_sdk.Template.update(access_token['access_token'], template_id, doc_payload)

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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Bob Dutkowsky | CEO

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Solution engineers

We are here to help you configure eSignature API to your workflow.

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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Watch our video guides for instructions on how to easily build custom integrations.

Start with any of our SDKs

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PHP, Java, C#.

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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

Evaluate airSlate SignNow's add dropdown fields with c sdk for api

The airSlate SignNow API provides organizations with an exceptional range of functionalities that facilitate more efficient business processes. Uncover the benefits of our add dropdown fields with c sdk for api through a complimentary Sandbox account.

To establish a Sandbox account, follow these instructions:

Access the airSlate SignNow Developers page. Here, you will discover additional information about the API and can sign up for your Sandbox account.
Enroll for a trial. Enter your email address and click the Create API sandbox button to complete your registration.
Validate your email address. Check the email you receive and follow the provided link to verify your email address.
Navigate to Developer Sandbox. Set a password to allow continued access to your developer account.
Add an application. Click Add App, assign a name to your app, and click Add to preserve changes. The API token for the app will be generated automatically.
Examine add dropdown fields with c sdk for api. Explore the complete range of airSlate SignNow features and discover how they can optimize your business operations.

Follow these directions to evaluate airSlate SignNow's features. Feel free to reach out to the support team if you have any inquiries. Enhance your business processes with airSlate SignNow today.

How it works

Create an account and get the required tokens

Use code samples to add dropdown fields on a document for signing with C# SDK 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.

Very easy to use with lots of features at a reasonable price

5

Administrator in Construction

What do you like best?

airSlate SignNow has simplified the process of getting documents signed and returned to us by our vendors, subcontractors and others. We've found the app simple to use and have gotten positive feedback from those receiving our invites; along with the ease of using the app on mobile devices. I feel their website does a good job laying out the features each package offers. Where we did have questions on certain features or capabilities we found the live chat to be responsive and helpful. Also, it is nice that they held a recent webinar for users to attend. Our business is project oriented so we like that invites/documents can be archived in unique folders. Unlimited invites leave the possibilities open for other uses for us.

Read full review

Great features at a low price

5

Administrator in Information Technology and Services

What do you like best?

The fact that you have unlimited templates and a signing order made us go with airSlate SignNow. We also use the Google Drive integration, which came free of charge and works great.

Read full review

Glad I found you!

5

Chris Carrier

What do you like best?

Quick logon and easy to upload and sign.

Read full review