时间格式的转换，时间戳转日期-年月日时分秒

//时间转换
dateLong2String(time) {
var date = new Date(time);
var year = date.getFullYear();
var month = date.getMonth() + 1;
var day = date.getDate();
let h = date.getHours();
h = h < 10 ? "0" + h : h;
let m = date.getMinutes();
m = m < 10 ? "0" + m : m;
let s = date.getSeconds();
s = s < 10 ? "0" + s : s;
month = month < 10 ? "0" + month : month;
day = day < 10 ? "0" + day : day;
return year + "-" + month + "-" + day + " " + h + ":" + m + ":" + s;
},