/*
longTime : Unix时间戳ms
fmt : “YYYY-MM-DD hh:mm:ss”
*/
formatDate: function (longTime, fmt) {
let date = new Date(longTime);
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)){
let str = o[k] + ‘’;
fmt = fmt.replace(RegExp.$1,(RegExp.$1.length===1)?str :(‘00’+str).substr(str.length) );
}
}
return fmt;
},