jQuery实现发送短信验证码后60秒倒计时详解编程语言

script src="http://libs.baidu.com/jquery/1.10.2/jquery.min.js" /script script type="text/javascript" var countdown=60; function settime(obj) { if (countdown == 0) { obj.removeAttribute("disabled"); obj.value="免费获取验证码"; countdown = 60; return; } else { obj.setAttribute("disabled", true); obj.value="重新发送(" + countdown + ")"; countdown--; setTimeout(function() { settime(obj) } ,1000) /script body input type="button" id="btn" value="免费获取验证码" / /body /html

原创文章，作者：ItWorker，如若转载，请注明出处：https://blog.ytso.com/8555.html

cjava