(Visual Basic 6.0) WhatsApp Cloud API Send Message

See more WhatsApp Examples

Note: This example requires Chilkat v11.0.0 or greater.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

Dim success As Long
success = 0

' This example requires the Chilkat API to have been previously unlocked.
' See Global Unlock Sample for sample code.

Dim http As New ChilkatHttp

' The following JSON is sent in the request body.

' {
'   "messaging_product": "whatsapp",
'   "to": "16302581871",
'   "type": "template",
'   "template": {
'     "name": "hello_world",
'     "language": {
'       "code": "en_US"
'     }
'   }
' }

Dim json As New ChilkatJsonObject
success = json.UpdateString("messaging_product","whatsapp")
success = json.UpdateString("to","15555555555")
success = json.UpdateString("type","template")
success = json.UpdateString("template.name","hello_world")
success = json.UpdateString("template.language.code","en_US")

http.AuthToken = "EAANrS5....yFB9Ma"
http.SetRequestHeader "Content-Type","application/json"

Dim resp As New ChilkatHttpResponse
success = http.HttpJson("POST","https://graph.facebook.com/v18.0/111111111111111/messages",json,"application/json",resp)
If (success = 0) Then
    Debug.Print http.LastErrorText
    Exit Sub
End If

Debug.Print resp.StatusCode
Debug.Print resp.BodyStr

' Here's a screenshot of our WhatsApp test app.

'