Electronic Signature
Developers
Features
API for eSignature Solutions
Add calculated fields to a document for signing with C# Client for API

Add calculated fields to a document for signing with C# Client using the API

Add fields for calculation and apply addition, subtraction, multiplication, division and parentheses to values in the text of a document with the airSlate SignNow API. Automate these processes and effectively avoid mistakes.

Free to test
Fast to deploy
Powerful & secure

Create and customize formulas for your business needs. Allow recipients to complete all required fields with ease and get automated results.

Ensure all calculations are completed accurately with automated processes using the airSlate SignNow API.

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.

View full API reference

airSlate SignNow regularly wins awards for ease of use and setup

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Tech Data uses airSlate SignNow to improve our internal and external customer service while increasing our speed to revenue.

Bob Dutkowsky | CEO

Select an API package for your business

Integrate eSignatures into your software and get 250 legally-binding signature invites with your API free trial.

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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.

Video guides

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

Start with any of our SDKs

Get complete SDKs for Node.js, Python,
PHP, Java, C#.

Enterprise-grade security and compliance

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

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Regulates the use and holding of personal data belonging to EU residents.

SOC 2 Type II Certified

Guarantees the security of your data & the privacy of your clients.

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

Explore airSlate SignNow's add calculated fields with c client for api

The airSlate SignNow API equips organizations with an exclusive set of features that enhance more efficient business processes. Discover the benefits of our add calculated fields with c client for api through a complimentary Sandbox account.

To establish a Sandbox account, follow these instructions:

Navigate to the airSlate SignNow Developers section. Here, you'll find additional details about the API and can enroll for your Sandbox account.
Register for a trial. Enter your email address and press the Create API sandbox button to sign up.
Verify your email address. Check your inbox for a confirmation email and click the link provided to verify your email address.
Access Developer Sandbox. Set a password to facilitate further entry to your developer account.
Add an application. Hit Add App, assign a name to your app, and click Add to save the changes. The app's API token will be generated automatically.
Test add calculated fields with c client for api. Investigate all airSlate SignNow features and how they can enhance your business operations.

Adhere to these guidelines to assess airSlate SignNow's functionalities. Reach out to the support team if you have any inquiries. Optimize your business processes with airSlate SignNow today.

How it works

Create an account and get the required tokens

Use code samples to add calculated fields to a document 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.

Easy way to sign!

5

User in Consumer Services

What do you like best?

I like how easy it is to navigate to each box and type in the information. Easier than Docusign.

Read full review

Its easy one of the best tools for document signing.

5

Elisabeth T

Recommendations to others considering the product:

If you want a program that allows you to digitally sign your documents, without any impediment or extra steps then airSlate SignNow is a solid option for you. Since it is an application that its use is focus of mobile devices, saves you a lot of work in offices and companies and even have the ability to send link to the people you want you to sign in the document without the need to physically go to where they are located. Open up the possibilities of collaboration with your colleagues as it allows the creation of teams by categories to better manage documents, share and distribute them in a dynamic way.

Read full review

Great Experience!

5

Judy H

What do you like best?

I’ve been using airSlate SignNow for over a year and have had no issues. It’s easy to set up and use, my clients are quick to return agreements and I’ve had no complaints, even from the non-techie ones.

Read full review