js发送短信倒计时

js发送短信倒计时

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" ""><html xmlns=""><meta charset="utf-8"><head><script src="" type="text/javascript"></script><script type="text/javascript">var InterValObj; //timer变量,控制时间var count = 120; //间隔函数,1秒执行var curCount;//当前剩余秒数function sendMessage() {  curCount = count;  //设置button效果,,开始计时$("#btnSendCode").attr("disabled", "true");$("#btnSendCode").val("请在" + curCount + "秒内输入验证码");InterValObj = window.setInterval(SetRemainTime, 1000); //启动计时器,1秒执行一次   //向后台发送处理数据$.ajax({  type: "POST", //用POST方式传输  dataType: "text", //数据格式:JSON  url: 'Login.ashx', //目标地址   data: "dealType=" + dealType +"&uid=" + uid + "&code=" + code,   error: function (XMLHttpRequest, textStatus, errorThrown) { },  success: function (msg){ }});}//timer处理函数function SetRemainTime() {if (curCount == 0) {window.clearInterval(InterValObj);//停止计时器$("#btnSendCode").removeAttr("disabled");//启用按钮$("#btnSendCode").val("重新发送验证码");}else {curCount–;$("#btnSendCode").val("请在" + curCount + "秒内输入验证码");}}</script></head><body><input id="btnSendCode" type="button" value="发送验证码" onclick="sendMessage()" /></p></body></html>

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js发送短信倒计时

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