把發短信功能寫成一個類包，需要引用：
SmsUtillity.cs:
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Net; using System.IO; //到吉信通申請試用賬號 namespace ProcuracyRoom.Dll { public sealed class SmsUtility : ISmsUtility { //這里使用的是吉信通，注冊個賬號密碼 聯系管理員 讓他給你開通測試就可以，應該能有幾塊錢的短信費 private string url = "http://service.winic.org:8009/sys_port/gateway/index.asp"; private string id = "onepiece";//賬號 private string pass = "521000";//密碼 public Sms send(string phone, string content) { Stream stream; //發送中文內容時，首先要將其進行編碼成 %0D%AC%E9 這種形式 byte[] data = Encoding.GetEncoding("GB2312").GetBytes(content); string encodeContent = ""; foreach (var b in data) { encodeContent += "%" + b.ToString("X2"); } //string temp = string.Format("{0}?id={1}&pwd={2}&to={3}&content={4}", url, id, pass, phone, content); string temp = string.Format("{0}?id={1}&pwd={2}&to={3}&content={4}", url, id, pass, phone, encodeContent); HttpWebRequest request = (HttpWebRequest)WebRequest.Create(temp); request.ContentType = "text/html;charset=GB2312"; request.Method = "GET"; HttpWebResponse response = (HttpWebResponse)request.GetResponse(); stream = response.GetResponseStream(); StreamReader reader = new StreamReader(stream, Encoding.GetEncoding("GB2312")); string text = reader.ReadToEnd(); reader.Close(); stream.Close(); Sms status = Sms.parse(text); return status; } } public interface ISmsUtility { Sms send(string phone, string content); } public class Sms { public string SmsStatus { get; set; } public bool Success { get; set; } public double CostMoney { get; set; } public double RemainMoney { get; set; } public string SmsId { get; set; } public static Sms parse(string text) { string[] words = text.Split(new char[] { '/' }, StringSplitOptions.RemoveEmptyEntries); if (words.Length != 5) throw new ApplicationException("字符串格式不正確"); Sms result = new Sms(); result.SmsStatus = words[0]; result.Success = words[0] == "000"; result.CostMoney = double.Parse(afterComma(words[2])); result.RemainMoney = double.Parse(afterComma(words[3])); result.SmsId = afterComma(words[4]); return result; } private static string afterComma(string text) { int n = text.IndexOf(':'); if (n < 0) return text; return text.Substring(n + 1); } } }
View部分：
@{ Layout = null; } <!DOCTYPE html> <html> <head> <meta name="viewport" content="width=device-width" /> <link href="~/Content/bootstrap.min.css" rel="stylesheet" /> <script src="~/Scripts/jquery-1.11.2.min.js"></script> <script src="~/Scripts/bootstrap.min.js"></script> <title>Index</title> <script type="text/javascript"> window.onload = function () { var InterValObj; //timer變量，控制時間 var count = 60; //間隔函數，1秒執行 var curCount;//當前剩余秒數 var code = ""; //驗證碼 var codeLength = 6;//驗證碼長度 $("#getcode").click(function () { //獲取輸入的手機號碼 var phoNum = $("#phone").val(); //alert(phoNum); curCount = count; $.getJSON('/Admin/GetCode/', { phoNum: phoNum }, function (result) { if (result) { // 設置按鈕顯示效果，倒計時 $("#getcode").attr("disabled", "true"); $("#getcode").val("請在" + curCount + "秒內輸入驗證碼"); InterValObj = window.setInterval(SetRemainTime, 1000); // 啟動計時器，1秒執行一次 } else { $("#getcode").val("重新發送驗證碼"); } }); }); //timer處理函數 function SetRemainTime() { if (curCount == 0) { window.clearInterval(InterValObj);// 停止計時器 $("#getcode").removeAttr("disabled");// 啟用按鈕 $("#getcode").val("重新發送驗證碼"); code = ""; // 清除驗證碼。如果不清除，過時間后，輸入收到的驗證碼依然有效 } else { curCount--; $("#getcode").val("請在" + curCount + "秒內輸入驗證碼"); } } //提交注冊按鈕 $("#submit").click(function () { var CheckCode = $("#codename").val(); // 向后台發送處理數據 $.ajax({ url: "/Admin/CheckCode", data: { "CheckCode": CheckCode }, type: "POST", dataType: "text", success: function (data) { if (data == "true") { $("#codenameTip").html("<font color='#339933'>√</font>"); } else { $("#codenameTip").html("<font color='red'>× 短信驗證碼有誤，請核實后重新填寫</font>"); return; } } }); }); } </script> </head> <body> <form class="form-horizontal" role="form"> <div class="form-group"> <label class="col-sm-2 control-label">用戶名</label> <div class="col-sm-6"> <input type="text" style="width: 300px;" class="form-control" id="Name" placeholder="用戶名"> </div> </div> <div class="form-group"> <label for="inputEmail3" class="col-sm-2 control-label">手機號</label> <div class="col-sm-6"> <div style="float: left;"> <input id="phone" type="text" class="form-control" style="width: 300px;"> </div> <div style="float: left;"> <input class="btn btn-info" type="button" id="getcode" value="點擊獲取手機驗證碼" /> <span id="telephonenameTip"></span> </div> </div> </div> <div class="form-group"> <label class="col-sm-2 control-label">驗證碼</label> <div class="col-sm-6"> <input style="width: 300px;" class="form-control" id="codename"> <span id="codenameTip"></span> </div> </div> <div class="form-group"> <label for="inputPassword3" class="col-sm-2 control-label">密碼</label> <div class="col-sm-6"> <input type="password" style="width: 300px;" class="form-control" id="" placeholder="Password"> </div> </div> <div class="form-group"> <div class="col-sm-offset-2 col-sm-6"> <button type="button" id="submit" class="btn btn-primary">立即注冊</button> </div> </div> </form> </body> </html>
AdminContorller部分：
using ChengJiDaoRuChaXun.Dao; using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.Mvc; using ProcuracyRoom.Dll; namespace ChengJiDaoRuChaXun.Controllers { public class AdminController : Controller { public ActionResult Index(string m) { return View(); } #region GetCode()-獲取驗證碼 /// <summary> /// 返回json到界面 /// </summary> /// <returns>string</returns> public ActionResult GetCode(string phoNum) { try { bool result; string code = ""; //隨機生成6位短信驗證碼 Random rand = new Random(); for (int i = 0; i < 6; i++) { code += rand.Next(0, 10).ToString(); } // 短信驗證碼存入session(session的默認失效時間30分鍾) Session.Add("code", code); Session["CodeTime"] = DateTime.Now;//存入時間一起存到Session里 // 短信內容+隨機生成的6位短信驗證碼 String content = "【歡迎注冊】 您的注冊驗證碼為:" + code + "，如非本人操作請聯系磊哥。"; // 單個手機號發送短信 SmsUtility su = new SmsUtility(); if (su.send(phoNum, content).Success) { result = true;// 成功 } else { result = false;//失敗 } return Json(result, JsonRequestBehavior.AllowGet); } catch (Exception ex) { throw ex; } } #endregion #region CheckCode()-檢查驗證碼是佛正確 public ActionResult CheckCode() { bool result = false; //用戶輸入的驗證碼 string checkCode = Request["CheckCode"].Trim(); //取出存在session中的驗證碼 string code = Session["code"].ToString(); DateTime time = (DateTime)Session["CodeTime"]; try { //驗證是否一致並且產生驗證碼的時間+60秒與當前時間相比較是否小於60 if (checkCode != code || time.AddSeconds(60) < DateTime.Now) { result = false; } else { result = true; } return Json(result, JsonRequestBehavior.AllowGet); } catch (Exception e) { throw new Exception("短信驗證失敗", e); } } #endregion } }