function formatDate(date,fmt) { ?if(/(y+)/.test(fmt)){ ???fmt = fmt.replace(RegExp.$1,(date.getFullYear()+‘‘).substr(4-RegExp.$1.length)); ?} ?let o = { ???‘M+‘:date.getMonth() + 1, ???‘d+‘:date.getDate(), ???‘h+‘:date.getHours(), ???‘m+‘:date.getMinutes(), ???‘s+‘:date.getSeconds() ?}; ?// 遍历这个对象 ?for(let k in o){ ???if(new RegExp(`(${k})`).test(fmt)){ ?????// console.log(`${k}`) ?????console.log(RegExp.$1) ?????let str = o[k] + ‘‘; ?????fmt = fmt.replace(RegExp.$1,(RegExp.$1.length===1)?str:padLeftZero(str)); ???} ?} ?return fmt;};function padLeftZero(str) { ?return (‘00‘+str).substr(str.length);}let TimeNow = 1514374627*1000
let newTime = new Date(TimeNow)
formatDate(newTime,‘yyyy-MM-dd hh:mm‘) //2017-12-27 19:37
js时间戳转换为‘yyyy-MM-dd hh:mm’格式(es6语法)
原文地址：https://www.cnblogs.com/Byme/p/8127415.html