这是一款基于jquery实现的手机发送验证码倒计时效果代码,可实现实时显示秒数倒计时的功能,还可实现对手机号码格式验证的功能,是一款常用的网站注册发送手机验证码特效代码。
效果描述:
注册一个网站,当需要发送验证码到手机上的时候,我们经常碰到这样的效果:
首先检测手机是否符合1开头,11位数字的格式;
若不符合,则提示错误信息并返回false;
否则提交给后台,后台确定接收后返回一个值,发送按钮变为灰色并倒计时。
运行效果:
--------------------------------效果演示 源码下载--------------------------------
为大家分享的jQuery实现的手机发送验证码倒计时效果代码如下
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> < head > < meta http-equiv = "Content-Type" content = "text/html; charset=utf-8" /> < title >jQuery手机发送验证码倒计时代码</ title > < link href = "css/jb51.css" type = "text/css" rel = "stylesheet" /> </ head > < body > < div class = "form" > < div class = "div-name" > < label for = "name" >用户名</ label >< input type = "text" id = "name" class = "infos" placeholder = "请输入用户名" /> </ div > < div class = "div-phone" > < label for = "phone" >手机</ label >< input type = "text" id = "phone" class = "infos" placeholder = "请输入手机" /> < a href = "javascript:;" class = "send1" onclick = "sends.send();" >发送验证码</ a > </ div > < div class = "div-ranks" > < label for = "ranks" >验证码</ label >< input type = "text" id = "ranks" class = "infos" placeholder = "请输入验证码" /> </ div > < div class = "div-conform" > < a href = "javascript:;" class = "conform" onclick = "sends.conform();" >提交</ a > </ div > </ div > < script src = "js/jquery-1.8.3.min.js" ></ script > < script > var sends = { checked:1, send:function(){ var numbers = /^1\d{10}$/; var val = $(‘#phone‘).val().replace(/\s+/g,""); //获取输入手机号码 if($(‘.div-phone‘).find(‘span‘).length == 0 && $(‘.div-phone a‘).attr(‘class‘) == ‘send1‘){ if(!numbers.test(val) || val.length ==0){ $(‘.div-phone‘).append(‘< span class = "error" >手机格式错误</ span >‘); return false; } } if(numbers.test(val)){ var time = 30; $(‘.div-phone span‘).remove(); function timeCountDown(){ if(time==0){ clearInterval(timer); $(‘.div-phone a‘).addClass(‘send1‘).removeClass(‘send0‘).html("发送验证码"); sends.checked = 1; return true; } $(‘.div-phone a‘).html(time+"S后再次发送"); time--; return false; sends.checked = 0; } $(‘.div-phone a‘).addClass(‘send0‘).removeClass(‘send1‘); timeCountDown(); var timer = setInterval(timeCountDown,1000); } } } </ script > </ body > </ html > |
以上就是为大家分享的jquery实现的手机发送验证码倒计时效果代码,希望大家可以喜欢。