文 / 秦未
HTML：
<input id="mail" class="mail" type="email" name="email" placeholder="Your Mail" required>
<button id="btn-pin" class="btn-pin">获取验证码</button>
jQuery：
$(document).ready(function () {
let timer;
function Countdown(obj) {
if (timer >= 1) {
obj.attr("disabled", true).text("重新发送(" + timer + ")");
timer--;
setTimeout(function () {
Countdown(obj);
}, 1000);
} else {
obj.attr("disabled", false).text("重新发送");
}
}
$("#btn-pin").on("click", function () {
let mail = $("#mail").val();
if(mail){
// 向后端发送请求
// 重新发送倒计时
timer = 60;
Countdown(obj=$("#btn-pin"));
}
});
});
