====== 4.1 VBA Basics ======

Data access via VBA code (Excel, Access, Word).

===== HTTP Request =====

<code vb>
Function GetData(url As String) As String
    Dim http As Object
    Set http = CreateObject("MSXML2.XMLHTTP")

    http.Open "GET", url, False
    http.send

    GetData = http.responseText
End Function
</code>

===== Example Call =====

<code vb>
Sub TestGateway()
    Dim json As String
    json = GetData("http://localhost:5000/api/v1/dsn/demo/tables")
    Debug.Print json
End Sub
</code>

===== Parse JSON =====

For JSON parsing recommended: VBA-JSON Library

<code vb>
Dim data As Object
Set data = JsonConverter.ParseJson(json)
</code>