<tr class="margin-top"><td class="padding-top text-center">手机号</td><td><input type="text" class="inputs" id="Phone" name="Phone"> </td><td><input type="button" value="获取验证码" id="sms" οnclick="sendemail()"></td></tr><tr><td class="padding-top text-center">验证码</td><td><input type="text" class="inputs" id="Code" name="Code"></td></tr>

$(function () {$("#sms").click(function () {sendCode($("#sms"));});v = getCookieValue("secondsremained");//获取cookie值if (v > 0) {settime($("#sms"));//开始倒计时}
})//发送验证码
function sendCode(obj) {var phoneNumber = $("#Phone").val();var result = isPhoneNum(phoneNumber);if (result) {//将手机利用ajax提交到后台的发短信接口$.post("/College/Code", { Phone: phoneNumber }, function (data) {if (data == "ok") {alert("验证码发送成功!");} else {alert("验证码发送失败,请重新发送!");}});addCookie("secondsremained", 60, 60);//添加cookie记录,有效时间60ssettime(obj);   //开始倒计时}
}
//开始倒计时
var countdown;
function settime(obj) {countdown = getCookieValue("secondsremained");if (countdown == 0) {obj.removeAttr("disabled");obj.val("获取验证码");return;} else {obj.attr("disabled", true);obj.val("重新发送(" + countdown + ")");countdown--;editCookie("secondsremained", countdown, countdown + 1);}setTimeout(function () { settime(obj) }, 1000) //每1000毫秒执行一次
}//校验手机号是否合法
function isPhoneNum(phoneNumber) {var myreg = /^(((13[0-9]{1})|(15[0-9]{1})|(18[0-9]{1}))+\d{8})$/;if (!myreg.test(phoneNumber)) {alert('请输入有效的手机号码！');return false;} else {return true;}
}//发送验证码时添加cookie
function addCookie(name, value, expiresHours) {var cookieString = name + "=" + escape(value);//判断是否设置过期时间,0代表关闭浏览器时失效if (expiresHours > 0) {var date = new Date();date.setTime(date.getTime() + expiresHours * 1000);cookieString = cookieString + ";expires=" + date.toUTCString();}document.cookie = cookieString;
}//修改cookie的值
function editCookie(name, value, expiresHours) {var cookieString = name + "=" + escape(value);if (expiresHours > 0) {var date = new Date();date.setTime(date.getTime() + expiresHours * 1000); //单位是毫秒cookieString = cookieString + ";expires=" + date.toGMTString();}document.cookie = cookieString;
}//根据名字获取cookie的值
function getCookieValue(name) {var strCookie = document.cookie;var arrCookie = strCookie.split("; ");for (var i = 0; i < arrCookie.length; i++) {var arr = arrCookie[i].split("=");if (arr[0] == name) {return unescape(arr[1]);break;} else {return "";break;}}
}

        #region 商学院报名发送验证码public ActionResult ValidateCode(){string Code = GetRandomString(6);string url = "https://eco.taobao.com/router/rest";string appkey = "****";  //此处填写你自己的string secret = "****";   //此处填写你自己的ITopClient client = new DefaultTopClient(url, appkey, secret);AlibabaAliqinFcSmsNumSendRequest req = new AlibabaAliqinFcSmsNumSendRequest();req.Extend = "";              //可空，返回状态req.SmsType = "normal";             //不可更改req.SmsFreeSignName = "个人小站";       //申请的短信签名，不可填写与申请的不一req.SmsParam = "{VCode:'" + Code + "'}";  //模板内参数必填req.RecNum = Request["Phone"];         //接收者手机号码req.SmsTemplateCode = "SMS_74235011";    //短信模板的编号，不可出错AlibabaAliqinFcSmsNumSendResponse rsp = client.Execute(req); if (rsp.IsError == false){Console.WriteLine(rsp.Body);//return Content(rsp.Body);}//将验证码设置缓存var CodeInfo = (Object)Code;CacheOpt.SetCache("Code", CodeInfo, Convert.ToInt32(60));return Content("ok");} #region 生成6位验证码public string GetRandomString(int iLength){string buffer = "0123456789";    // 随机字符中也可以为汉字（任何）StringBuilder sb = new StringBuilder();Random r = new Random();int range = buffer.Length;for (int i = 0; i < iLength; i++){sb.Append(buffer.Substring(r.Next(range), 1));}return sb.ToString();}#endregion

    public class CacheOpt{/// <summary>/// 设置缓存/// </summary>/// <param name="CacheKey"></param>/// <param name="objObject"></param>/// <param name="Seconds">超过多少秒后过期</param>public static void SetCache(string CacheKey, object objObject, long Seconds){System.Web.Caching.Cache objCache = HttpRuntime.Cache;objCache.Insert(CacheKey, objObject, null, System.DateTime.Now.AddSeconds(Seconds), TimeSpan.Zero);}/// <summary>/// 获取数据缓存/// </summary>/// <param name="CacheKey">键</param>public static object GetCache(string CacheKey){System.Web.Caching.Cache objCache = HttpRuntime.Cache;return objCache[CacheKey];}}