20200101235959格式的時間 轉(zhuǎn)換成為 YYYY:MM:DD HH:mm:ss

利用正則進(jìn)行轉(zhuǎn)換：

const?date?=?'20190107142208';

const?formatDate?=?date.replace(/^(\d{4})(\d{2})(\d{2})(\d{2})(\d{2})(\d{2})$/,?'$1-$2-$3?$4:$5:$6'); ?

console.log(formatDate);? //?2019-01-07?14:22:08