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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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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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.

Great program that works perfect for our law firm!

5

User in Law Practice

What do you like best?

We have been using Sign Now to have our clients sign documents electronically for more than a year now. It has been the perfect solution for our business! We are able to process documents more quickly and efficiently with Sign Now! We have a lot of clients who prefer to be able to retain our firm to represent them quickly and without having to come into the office. With Sign Now, we are able to represent people statewide without clients having to travel to our office if they prefer not to do so. We are also able to help clients get signed up on the day they call if they are ready to retain our firm at that time. Our staff and our clients love using Sign Now!

Read full review

Great for Real Estate

5

User in Real Estate

What do you like best?

Easy to use format. Even my clients who are technologically challenged can figure out how to set up a signature and sign their documents.

Read full review

Love airSlate SignNow!

5

Aubrey D

What do you like best?

Ease of use. It's almost stupid proof. I want an app that requires little explaining to client.