//获得年月日时分秒
//传入日期//例:2020-10-27T14:36:23
var timeFormatSeconds = function(time) {
var d = time ? new Date(time) : new Date();
var year = d.getFullYear();
var month = d.getMonth() + 1;
var day = d.getDate();
var hours = d.getHours();
var min = d.getMinutes();
var seconds = d.getSeconds();

if (month < 10) month = '0' + month;
if (day < 10) day = '0' + day;
if (hours < 0) hours = '0' + hours;
if (min < 10) min = '0' + min;
if (seconds < 10) seconds = '0' + seconds;

return (year + '-' + month + '-' + day + ' ' + hours + ':' + min + ':' + seconds);
}

去前:2020-10-27T14:36:23

去后:2020-10-27 14:36:23