This article mainly shares with you a piece of example code to give you a detailed introduction to JavaScript to implement the SMS countdown 60s function. It is very good and has reference value. Friends who need it can refer to it. I hope it can help everyone.
Without further ado, I will post the code directly for you. The specific code is as follows;
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$(function(){ //获取验证码 var getCode = document.getElementById('getCode'); var wait = 60; function time(btn){ if (wait===0) { btn.removeAttribute("disabled"); btn.innerHTML = "获取验证码"; wait = 60; }else{ btn.setAttribute("disabled",true); btn.innerHTML = wait + "秒后重试"; wait--; setTimeout(function(){ time(btn); },1000); } } getCode.onclick = function(){ time(this); }; })
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