我尝试发送短信
在使用textlocal.in
这是我尝试过的代码
Public Function SendSms(sender As Object, e As EventArgs) Handles Button1.Click
Dim apikey = txtAPI.Text
Dim message = txtMsg.Text
Dim numbers = txtNum.Text
Dim strPOST As String
Dim senderName = txtSend.Text
Dim url As String = "https://api.textlocal.in/send/?"
strPOST = url + "apikey=" + apikey _
+ "&numbers=" + numbers _
+ "&message=" + WebUtility.UrlEncode(message) _
+ "&sender=" + sender
Dim request As WebRequest = WebRequest.Create(strPOST)
request.Method = "POST"
Dim byteArray As Byte() = Encoding.UTF8.GetBytes(strPOST)
request.ContentType = "application/x-www-form-urlencoded"
request.ContentLength = byteArray.Length
Dim dataStream As Stream = request.GetRequestStream()
dataStream.Write(byteArray, 0, byteArray.Length)
dataStream.Close()
Dim response As WebResponse = request.GetResponse()
dataStream = response.GetResponseStream()
Dim reader As New StreamReader(dataStream)
Dim responseFromServer As String = reader.ReadToEnd()
Console.WriteLine(responseFromServer)
Console.ReadLine()
reader.Close()
dataStream.Close()
response.Close()
If responseFromServer.Length > 0 Then
Return responseFromServer
Else
Return CType(response, HttpWebResponse).StatusDescription
End If
End Function
这表示未为字符串“ https://api.textlocal.in/send/?a”定义运算符“ +”,然后键入“按钮”
答案 0 :(得分:0)
在此代码sender
中是引发事件的按钮:
Public Function SendSms(sender As Object
^^^^^^
这不是发送消息的人的电话号码。在此行上将sender
替换为senderName
:
strPOST = url + "apikey=" + apikey _
+ "&numbers=" + numbers _
+ "&message=" + WebUtility.UrlEncode(message) _
+ "&sender=" + sender
^^^^^^^
除非您知道exactly what it is doing,否则不要使用+
连接vb中的字符串
使用&
连接字符串,但是在这种情况下,我建议您使用string formatting