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<html lang="en"><head><meta charset="UTF-8"><meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0"><meta http-equiv="X-UA-Compatible" content="ie=edge"><title></title><script src="https://cdn.bootcdn.net/ajax/libs/jquery/1.10.0/jquery.js" type="text/javascript" charset="utf-8"></script></head><body><form action="" method="post"><div class="login_tel"><input type="text" required name="username" placeholder="请输入手机号"><div class="code"><input type="password" required name="password" placeholder="请输入验证码"><button type="button" class="get_code">获取验证码</button></div></div><input type="submit" value="登录"></form><script type="text/javascript">$(function() {var countdown = 60;$('.get_code').on('click', function() {var obj = $(this)if ((/^1[3456789]\d{9}$/.test(tel))){console.log('验证码发送成功')setTime(obj);}else{alert('手机号格式有误')}})function setTime(obj) { if (countdown == 0) {obj.attr('disabled', false);obj.text("获取验证码");countdown = 60;return;} else {obj.attr('disabled', true);obj.text(`重新发送(${countdown})`);countdown--;}setTimeout(function() {settime(obj)}, 1000)}})</script></body>
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