' Save the QR code to a file qrCode.SaveQRCode "c:\qr_code.png" End Sub
Private Sub Command1_Click() ' Create a new instance of the QR Code Generator ActiveX Control Dim qrCode As New QRCodeLib.QRCode qr code in vb6
A popular modern option for VB6 is the library. It is a single-file, pure VB6 implementation that allows you to generate QR codes without external DLLs or dependencies. How to use: Download mdQRCodegen.bas from GitHub - wqweto/VbQRCodegen . Add the .bas file to your VB6 project. Call the QRCodegenBarcode function to generate a picture: ' Save the QR code to a file qrCode
Private Function GetQRCodeFromWeb(ByVal text As String) As StdPicture Dim http As Object Dim imageData() As Byte Dim tempFile As String Dim url As String ' Encode special characters text = Replace(text, " ", "%20") url = "https://quickchart.io/qr?text=" & text & "&size=300" Add the
No DLLs, always up-to-date, supports modern encoding (UTF-8). Cons: Requires internet access, slower, dependency on third-party service uptime.
' Read the QR code Dim result As ZXing.ZXingResult result = reader.ReadQRCode
If you prefer a drag-and-drop experience, ActiveX controls are a solid choice. These controls often handle data binding, making them great for reports.