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Update PDF Forms in .NET SDK

Update all of the form fields from the PDF document using Aspose.PDF Cloud .NET API

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Aspose.PDF Cloud SDK for .NET Aspose.PDF Cloud SDK for .NET

Overview

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How to Update Form Fields from PDF Document using Cloud .NET SDK

In order to update an AcroForm via Cloud .NET SDK , we’ll use Aspose.PDF Cloud .NET SDK This Cloud SDK allows you to easily build cloud-based PDF creator, editor & converter apps in C#, ASP.NET, or other .NET languages for various cloud platforms. Open NuGet package manager, search for Aspose.PDF Cloud and install. You may also use the following command from the Package Manager Console.

Package Manager Console Command


     
    PM> Install-Package Aspose.Pdf-Cloud
     
     

Steps to update AcroForms via .NET SDK

Aspose.PDF Cloud developers can easily load & update acroforms in PDF in just a few lines of code.

  1. Create a new Configuration object with your Application Secret and Key
  2. Create an object to connect to the Cloud API
  3. Upload your document file
  4. Perform the updating
  5. Download the result
 

This sample code shows updating the AcroForms in PDF documents


    public static void UpdateFormFields()
    {
        const string localImageFileName = @"C:\Samples\StudentInfoFormElectronic.pdf";
        const string storageFileName = "StudentInfoFormElectronic.pdf";
        // Get your AppSid and AppSecret from https://dashboard.aspose.cloud (free registration required).            
        var pdfApi = new PdfApi(AppSecret, AppSid);
        var filesOnStorage = pdfApi.GetFilesList("");
        if (filesOnStorage.Value.All(f => f.Name != storageFileName))
        {
            using var file = File.OpenRead(localImageFileName);
            var uploadResult = pdfApi.UploadFile(storageFileName, file);
            Console.WriteLine(uploadResult.Uploaded[0]);
        }
        var fieldList = new List<Field>
        {
            new Field(
                    Name: "First Name",
                    Type: FieldType.Text,
                    Values: ["James"],
                    Rect: new Rectangle(125, 735, 200, 752))
        };

        var fields = new Fields(List: fieldList);

        var response = pdfApi.PutUpdateFields(storageFileName, fields);
        Console.WriteLine(response.Status);
    }