(VB.NET) POST JSON to REST API with non-us-ascii Chars Escaped

See more REST Examples

Note: This example requires Chilkat v11.1.0 or greater.

Chilkat .NET Downloads Chilkat .NET Framework Chilkat for .NET Core

Dim success As Boolean = False

success = False

Dim rest As New Chilkat.Rest

' Connect using TLS.
Dim bAutoReconnect As Boolean = True
success = rest.Connect("chilkatsoft.com",443,True,bAutoReconnect)

' Load JSON containing the following Korean text.

'  {
'    "BillAddr": {
'       "Id": "239615",
'       "Line1": "류리하",
'       "Line2": "류리하류리하",
'       "City": "류리하류리하",
'       "Country": "US",
'       "CountrySubDivisionCode": "AK",
'       "PostalCode": "류리하"
'     }
' }

Dim json As New Chilkat.JsonObject
json.EmitCompact = False
success = json.LoadFile("qa_data/json/korean.json")
If (success = False) Then
    Debug.WriteLine(json.LastErrorText)
    Exit Sub
End If


success = rest.AddHeader("Content-Type","application/json; charset=UTF-8")

Dim sb As New Chilkat.StringBuilder
json.EmitSb(sb)
sb.Encode("unicodeescape","utf-8")

Debug.WriteLine(sb.GetAsString())

' The StringBuilder contains this:

' {
'   "BillAddr": {
'     "Id": "239615",
'     "Line1": "\ub958\ub9ac\ud558",
'     "Line2": "\ub958\ub9ac\ud558\ub958\ub9ac\ud558",
'     "City": "\ub958\ub9ac\ud558\ub958\ub9ac\ud558",
'     "Country": "US",
'     "CountrySubDivisionCode": "AK",
'     "PostalCode": "\ub958\ub9ac\ud558"
'   }
' }

Dim sbResp As New Chilkat.StringBuilder
success = rest.FullRequestSb("POST","/echo_request_body.asp",sb,sbResp)
If (success = False) Then
    Debug.WriteLine(rest.LastErrorText)
    Exit Sub
End If


' Show the response. 
Debug.WriteLine("Json Response: " & sbResp.GetAsString())