獲取手機驗證碼倒計時那些事

時間 2019-11-12

標籤獲取手機驗證碼倒計時那些简体版

原文原文鏈接

獲取手機驗證碼倒計時javascript

<!DOCTYPE html>
<html>

    <head>
        <meta charset="utf-8">
        <title>獲取驗證碼</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="獲取驗證碼" />
        <script type="text/javascript">
            var wait = 60; function time(o) { if(wait == 0) { o.removeAttribute("disabled"); o.value = "從新獲取驗證碼"; wait = 60; } else { o.setAttribute("disabled", true); o.value = "從新發送(" + wait + ")"; wait--; setTimeout(function() { time(o) },1000); } } document.getElementById("btn").onclick = function() { time(this); } </script> </body> </html>

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