获取手机验证码倒计时
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>获取验证码</title> <meta name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no" /> </head> <body> <input type="button" id="btn" value="获取验证码" /> <script type="text/javascript"> var wait = 60; function time(o) { if(wait == 0) { o.removeAttribute("disabled"); o.value = "重新获取验证码"; wait = 60; } else { o.setAttribute("disabled", true); o.value = "重新发送(" + wait + ")"; wait--; setTimeout(function() { time(o) },1000); } } document.getElementById("btn").onclick = function() { time(this); } </script> </body> </html>
原文地址:https://www.cnblogs.com/bolin-123/p/9175711.html
时间: 2024-10-05 21:56:17