专家坐堂-[求助]access_token写在什么位置Foxtable(狐表) - 新一代数据库软件，完美融合Access、Foxpro、Excel、vb.net之优势，人人都能掌握的快速软件开发工具!

Static CreateTime As Date \'记录最近一次生成access_token的时间
Static AccessTocken As String \'记录最近一次生成的access_token
Dim AppId As String= "wx8acdb7df5beb68fd" \'开发者ID
Dim AppSecret As String = "a5a3b06a790d4200a151e6b13c3dc263" \'开发者密匙
Dim tp As TimeSpan = Date.Now - CreateTime
Dim url As String = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid={0}&secret={1}"
If tp.TotalSeconds > 3600 Then
    Dim hc As New HttpClient(CExp(url,AppId,AppSecret))
    Dim ret As String = hc.GetData()
    If ret = "" Then \'如果失败,再尝试一次
        hc.GetData()
    End If
    CreateTime = Date.Now()
    Dim jo As JObject = JObject.Parse(ret)
    If jo("errcode") Is Nothing Then
        AccessTocken = jo("access_token")
    Else
        MessageBox.show("获取access_token失败,原因:" & vbcrlf & jo("errmsg").ToString)
    End If
End If
Return AccessTocken