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首页 / 脚本样式 / JavaScript / jQuery实现倒计时按钮功能代码分享

代码一:
{wait:90,hsTime:function(that){if (this.wait == 0) { $("#hsbtn").removeAttr("disabled").val("重发短信验证码"); this.wait = 90;} else { var _this = this;$(that).attr("disabled", true).val("在"+_this.wait+"秒后点此重发");_this.wait--; setTimeout(function() {_this.hsTime(that); }, 1000)} },}
代码二:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head> <title></title> <script src="HTML/js/jquery-1.4.1.min.js" type="text/javascript"></script> <script type="text/javascript">/*-------------------------------------------*/var InterValObj; //timer变量,控制时间var count = 5; //间隔函数,1秒执行var curCount;//当前剩余秒数var code = ""; //验证码var codeLength = 6;//验证码长度function sendMessage() { curCount = count; var dealType; //验证方式var uid=$("#uid").val();//用户uidif ($("#phone").attr("checked") == true) {dealType = "phone"; } else {dealType = "email"; } //产生验证码for (var i = 0; i < codeLength; i++) {code += parseInt(Math.random() * 9).toString(); } //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$("#btnSendCode").val("重新发送验证码");code = ""; //清除验证码。如果不清除,过时间后,输入收到的验证码依然有效} else {curCount--;$("#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>
代码三:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head> <title>10之后注册</title> <script src="../js/jquery-1.6.2.min.js" type="text/javascript"></script> <script type="text/javascript" language="javascript">var leftSeconds = 10;//倒计时时间10秒var intervalId;$(function () { $("#btn_reg").attr("disabled", true);//设置按钮不可用 intervalId = setInterval("CountDown()",1000);//调用倒计时的方法});function CountDown() {//倒计时方法 if (leftSeconds <= 0) {$("#btn_reg").val("注册"); //当时间<=0的时候改变按钮的value$("#btn_reg").attr("disabled",false);//如果时间<=0的时候按钮可用clearInterval(intervalId); //取消由 setInterval() 设置的 timeoutreturn; } leftSeconds--; $("#btn_reg").val("请仔细阅读"+leftSeconds+"秒");} </script></head><body><textarea cols="20" rows="8">10秒之后注册按钮才可以使用</textarea><input type="button" value="注册" id="btn_reg" /></body></html>
代码四:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head> <title></title> <script src="HTML/js/jquery-1.4.1.min.js" type="text/javascript"></script> <script type="text/javascript">/*-------------------------------------------*/var InterValObj; //timer变量,控制时间var count = 5; //间隔函数,1秒执行var curCount;//当前剩余秒数var code = ""; //验证码var codeLength = 6;//验证码长度function sendMessage() { curCount = count; var dealType; //验证方式var uid=$("#uid").val();//用户uidif ($("#phone").attr("checked") == true) {dealType = "phone"; } else {dealType = "email"; } //产生验证码for (var i = 0; i < codeLength; i++) {code += parseInt(Math.random() * 9).toString(); } //设置button效果,开始计时$("#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");code = ""; //清除验证码。如果不清除,过时间后,输入收到的验证码依然有效} 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>
代码五:
最近在写短信发送验证码,就写了个js/jquery倒计时发送验证码按钮<script language="javascript" src="jquery-1.7.1.min.js"></script><input type="button" id="btn" value="免费获取验证码" /><script type="text/javascript">var wait=10;function time(t) {if (wait == t) { t.removeAttribute("disabled");t.value="免费获取验证码"; wait = 10;} else { t.setAttribute("disabled", true); t.value="重新发送(" + wait + ")"; wait--; setTimeout(function() {time(t) }, 1000)} } $(document).ready(function(){ $("#btn").click( function () {time(this); });});</script>