摘要:
let regexp = new RegExp(/^\+?[0-9]\d*$/); console.log(regexp.test(xxx)); //手机号码验证 export function telReg(value) { if (!value) return false; const telR 阅读全文
摘要:
<input type="text"> <button>获取验证码</button> <script> var btn = document.querySelector('button'); var t = 10; //设置监听事件,按下按钮后禁用按钮 btn.addEventListener('c 阅读全文