using System;using System.Collections.Generic;using System.Linq;using System.Web;using System.Text;using System.Net;using System.IO;namespace SMS{public class CSMS{private string strUrl = "http://sms.106jiekou.com/utf8/sms.aspx";private string strAccount = "";    // 用户登录名称 This is Login Nameprivate string strPassWord = "";        // 短信接口密码（非登录密码） This is Interface PassWord(Not Longin PassWord)/// <summary>/// 构造函数/// </summary>/// <param name="strAccount">登录用户帐号</param>/// <param name="strPassWord">短信接口密码</param>public CSMS(string strAccount, string strPassWord){this.strAccount = strAccount;this.strPassWord = strPassWord;}/// <summary>/// 发送信息/// </summary>/// <param name="strTelNum">目标电话号码</param>/// <param name="strContent">短信内容，必须为短信模版中审核通过</param>/// <returns></returns>public bool SendSMS(string strTelNum, string strContent, out string strError){bool bResult = false;strError = "";string strPostData = "account={0}&password={1}&mobile={2}&content={3}";UTF8Encoding utfEncoding = new UTF8Encoding();byte[] bPostData = utfEncoding.GetBytes(string.Format(strPostData, this.strAccount, this.strPassWord, strTelNum, strContent));try{HttpWebRequest myRequest = (HttpWebRequest)WebRequest.Create(this.strUrl);myRequest.Method = "POST";myRequest.ContentType = "application/x-www-form-urlencoded;charset=UTF-8";myRequest.ContentLength = bPostData.Length;Stream stream = myRequest.GetRequestStream();// 发送数据 Send the data.stream.Write(bPostData, 0, bPostData.Length);stream.Flush();stream.Close();HttpWebResponse myResponse = (HttpWebResponse)myRequest.GetResponse();if (myResponse.StatusCode == HttpStatusCode.OK){int iResult = -1;StreamReader reader = new StreamReader(myResponse.GetResponseStream(), Encoding.UTF8);string strResult = reader.ReadToEnd();int.TryParse(strResult, out iResult);switch (iResult){case -1:strError = "Error:服务器返回值转换错误、" + strResult;bResult = false;break;case 100:strError = "";bResult = true;break;default:bResult = false;strError = "Error:服务器拒绝发送、请查看官方API返回值信息;错误代码(" + iResult + ")";break;}}}catch (Exception ex){bResult = false;strError = "Error:" + ex.Message;}return bResult;}}}