VB.NET example code

### Bitte verwenden Sie eine VB-Version, die Tls12 unterst├╝tzt ###

Imports System
Imports System.IO
Imports System.Net
Imports System.Text


Sub EmailCheck(ByVal Email As String, ByRef credits As Integer, ByRef resulttext As String, ByRef trafficlight As String)



        Dim request As WebRequest = WebRequest.Create("https://api.adresslabor.de/v1/de/check")

        request.Method = "POST"

        Dim postData As String = "apicid=x&apikey=x&product=EMX&email=" & Email
        Dim byteArray As Byte() = Encoding.UTF8.GetBytes(postData)
        System.Net.ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12

        request.ContentType = "application/x-www-form-urlencoded"
        request.ContentLength = byteArray.Length
        Dim dataStream As Stream = request.GetRequestStream()
        dataStream.Write(byteArray, 0, byteArray.Length)
        dataStream.Close()
        Dim response As WebResponse = request.GetResponse()

        dataStream = response.GetResponseStream()
        Dim reader As New StreamReader(dataStream)
        Dim responseFromServer As String = reader.ReadToEnd()
        reader.Close()
        dataStream.Close()
        response.Close()

        If responseFromServer > "" Then

            Dim Pos As Integer = InStr(responseFromServer, "credits")
            Dim temp As String = Mid(responseFromServer, Pos + 9, 99)
            credits = Val(temp)

            Pos = InStr(responseFromServer, "resulttext")
            temp = Mid(responseFromServer, Pos + 13, 199)
            resulttext = Strings.Left(temp, InStr(temp, Chr(34)) - 1)

            Pos = InStr(responseFromServer, "trafficlight")
            temp = Mid(responseFromServer, Pos + 15, 99)
            trafficlight = Strings.Left(temp, InStr(temp, Chr(34)) - 1)

        End If

End Sub