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Download and Process file - VB.NET

PDF Extractor SDK sample in VB.NET demonstrating ‘Download and Process file’

Program.vb
Imports System.IO
Imports Bytescout.PDFExtractor

Class Program
    Friend Shared Sub Main(args As String())

        ' Create Bytescout.PDFExtractor.TextExtractor instance
        Dim extractor As New TextExtractor()
        extractor.RegistrationName = "demo"
        extractor.RegistrationKey = "demo"

        ' Input file Url
        Dim inputUrl As String = "https://bytescout-com.s3.amazonaws.com/files/demo-files/cloud-api/pdf-to-text/sample.pdf"

        ' Get Input Stream
        Dim inpStream As Stream = GetStreamFromUrl(inputUrl)

        ' Load sample PDF document from stream
        extractor.LoadDocumentFromStream(inpStream)

        ' Save extracted text to file
        extractor.SaveTextToFile(".\result.txt")

        ' Cleanup
        extractor.Dispose()

        ' Open result file in default associated application (for demo purposes)
        System.Diagnostics.Process.Start(".\result.txt")
    End Sub

    ''' <summary>
    ''' Get stream from Url
    ''' </summary>
    Private Shared Function GetStreamFromUrl(ByVal url As String) As Stream

        Dim oData As Byte() = Nothing

        Using wc As New System.Net.WebClient()
            oData = wc.DownloadData(url)
        End Using

        Return New MemoryStream(oData)

    End Function


End Class

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