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Parse PDF for extraction Form fields as FDF in Go SDK

API for parsing PDF documents to extract Form fields as FDF using server-side Go API.

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How to parse PDF documents for extraction Form fields as FDF using Cloud Go SDK

For parse PDF documents to extract Form fields as FDF via Cloud Go SDK , we’ll use Aspose.PDF Cloud Go SDK This Cloud Go SDK assists Go programmers in developing cloud-based PDF creator, annotator, editor, converter and parser apps using Go programming language via Aspose.PDF REST API. Use the following command from the Package Manager Console.

Package Manager Console Command


     
    go get -u github.com/aspose-pdf-cloud/aspose-pdf-cloud-go/v25

     

Steps to parse PDF for extaction Form fields as FDF using Go SDK

Aspose.PDF Cloud developers can easily parse PDF documents for extraction Form fields as FDF. Developers need 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. Parse PDF documents for extraction Form fields as FDF in cloud storage using PutExportFieldsFromPdfToFdfInStorage function
  5. Checks the response and logs the result
  6. Download FDF file locally if needed
 

This sample code shows parsing PDF document to extract Form fields as FDF


package main

import (
	"fmt"
	"path"

	asposepdfcloud "github.com/aspose-pdf-cloud/aspose-pdf-cloud-go/v25"
)

// Extract Form fields from the document to FDF file
func ParseExtractFormsAsFDF(documentName string, outputFDFName string, localFolder string, remoteFolder string) {
	
	// Get your AppSecret and Key from https://dashboard.aspose.cloud (free registration required).
	pdf_api := asposepdfcloud.NewPdfApiService(APP_SID, APP_KEY, "")

	args := map[string]interface{}{
		"folder": remoteFolder,
	}

	file, _ := os.Open(path.Join(localFolder, documentName))	
	_, _, _ = pdf_api.UploadFile(path.Join(remoteFolder, documentName), file, args)


	fdfPath := path.Join(remoteFolder, outputFDFName)

	_, httpResponse, err := pdf_api.PutExportFieldsFromPdfToFdfInStorage(documentName, fdfPath, args)
	if err != nil {
		fmt.Println(err.Error())
	} else if httpResponse.StatusCode < 200 || httpResponse.StatusCode > 299 {
		fmt.Println("ParseExtractFormsAsFDF(): Failed to extract Form fields from the document.")
	} else {
		fmt.Println("ParseExtractFormsAsFDF(): Forms fields successfully extracted from the document '" + documentName + "'.")
		result_data, _, _ := pdf_api.DownloadFile(path.Join(remoteFolder, documentName), args)
		fileName := path.Join(localFolder, outputFDFName)
		f, _ := os.Create(fileName)
		_, _ = f.Write(result_data)
		fmt.Println("File '" + outputFDFName + "' successfully downloaded.")
	}
}
 

Work with the Forms parsing in PDF via Go SDK

By parsing PDF documents for extraction Form fields as FDF, one can systematically verify the validity and relevance of each Form filed, ensuring that all references are current and functional.​ For tasks such as downloading Form fields as FDF or conducting batch analyses, extracting Form fields enables automation, saving time and reducing manual effort. Parse PDF documents for extracting Form fields as FDF with Aspose.PDF Cloud Go SDK.

With our Go SDK you can

  • Add PDF document’s header & footer in text or image format.
  • Add tables & text or image stamps to PDF documents.
  • Append multiple PDF documents to an existing file.
  • Work with PDF attachments, annotations, & form fields.
  • Apply encryption or decryption to PDF documents & set a password.
  • Delete all stamps & tables from a page or entire PDF document.
  • Delete a specific stamp or table from the PDF document by its ID.
  • Replace single or multiple instances of text on a PDF page or from the entire document.
  • Extensive support for converting PDF documents to various other file formats.
  • Extract various elements of PDF files & make PDF documents optimized.
  • You can try out our free App to test the functionality.

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