Classic ASP
Google Sheets - Update (Set Values in a Range)

Sets values in a range of a spreadsheet. This example will demonstrate by first getting a range, then changing some values in the JSON, and then HTTPS PUT the changes back to the Google Sheet.
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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<%
success = 0

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

' This example uses a previously obtained access token having permission for the 
' Google Sheets scope.

' In this example, Get Google Sheets OAuth2 Access Token, the access
' token was saved to a JSON file.  This example fetches the access token from the file..
set jsonToken = Server.CreateObject("Chilkat.JsonObject")
success = jsonToken.LoadFile("qa_data/tokens/googleSheets.json")
If (jsonToken.HasMember("access_token") = 0) Then
    Response.Write "<pre>" & Server.HTMLEncode( "No access token found.") & "</pre>"
    Response.End
End If

set http = Server.CreateObject("Chilkat.Http")
http.AuthToken = jsonToken.StringOf("access_token")

' First get the cells in the range A1:B5
success = http.SetUrlVar("range","Sheet1!A1:B5")
success = http.SetUrlVar("spreadsheetId","1_SO2L-Y6nCayNpNppJLF0r9yHB2UnaCleGCKeE4O0SA")
jsonResponse = http.QuickGetStr("https://sheets.googleapis.com/v4/spreadsheets/{$spreadsheetId}/values/{$range}")
If (http.LastMethodSuccess = 0) Then
    Response.Write "<pre>" & Server.HTMLEncode( http.LastErrorText) & "</pre>"
    Response.End
End If

Response.Write "<pre>" & Server.HTMLEncode( jsonResponse) & "</pre>"

set json = Server.CreateObject("Chilkat.JsonObject")
json.EmitCompact = 0
success = json.Load(jsonResponse)

' A sample response is shown below.

' {
'   "range": "Sheet1!A1:B5",
'   "majorDimension": "ROWS",
'   "values": [
'     [
'       "Item",
'       "Cost"
'     ],
'     [
'       "Wheel",
'       "$20.50"
'     ],
'     [
'       "Door",
'       "$15"
'     ],
'     [
'       "Engine",
'       "$100"
'     ],
'     [
'       "Totals",
'       "$135.50"
'     ]
'   ]
' }

' We're going to change the cost of the Engine to $120, and the Totals to $155.50

json.I = 3
json.J = 1
success = json.UpdateString("values[i][j]","$120")
json.I = 4
success = json.UpdateString("values[i][j]","$155.50")

' Show the updated JSON.
Response.Write "<pre>" & Server.HTMLEncode( json.Emit()) & "</pre>"

' Update the Google Sheet using a PUT request.
json.EmitCompact = 1
urlToUpdate = "https://sheets.googleapis.com/v4/spreadsheets/{$spreadsheetId}/values/{$range}?valueInputOption=USER_ENTERED"
xyz = http.QuickGetStr(urlToUpdate)
set resp = Server.CreateObject("Chilkat.HttpResponse")
success = http.HttpJson("PUT",urlToUpdate,json,"application/json",resp)
If (success = 0) Then
    Response.Write "<pre>" & Server.HTMLEncode( http.LastErrorText) & "</pre>"
    Response.End
End If

' Examine the response..
Response.Write "<pre>" & Server.HTMLEncode( "response status code = " & resp.StatusCode) & "</pre>"
Response.Write "<pre>" & Server.HTMLEncode( "response body:") & "</pre>"
Response.Write "<pre>" & Server.HTMLEncode( resp.BodyStr) & "</pre>"

' A sample response body:

' {
'   "spreadsheetId": "1_SO2L-Y6nCayNpNppJLF0r9yHB2UnaCleGCKeE4O0SA",
'   "updatedRange": "Sheet1!A1:B5",
'   "updatedRows": 5,
'   "updatedColumns": 2,
'   "updatedCells": 10
' }

%>
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