N
// `date` is a `Date` object
const formatYmd = date => date.toISOString().slice(0, 10);
// Example
formatYmd(new Date()); // 2020-05-06
N
let today = new Date()
today.toISOString().split('T')[0]
N
yourDate.toISOString().split('T')[0]
N
date.value.split("-").reverse().join("-"); //"2021-01-17" --> 17-01-2021
N
// yyyy-mm-dd
new Date().toISOString().slice(0, 10)
N
dateString = '2020-04-03 20:30:55';
function formatDate(dateString)
{
var allDate = dateString.split(' ');
var thisDate = allDate[0].split('-');
var thisTime = allDate[1].split(':');
var newDate = [thisDate[2],thisDate[1],thisDate[0] ].join("-");
var suffix = thisTime[0] >= 12 ? "PM":"AM";
var hour = thisTime[0] > 12 ? thisTime[0] - 12 : thisTime[0];
var hour =hour < 10 ? "0" + hour : hour;
var min = thisTime[1] ;
var sec = thisTime[2] ;
var newTime = hour + ':' + min + suffix;
return newDate + ' ' + newTime;
}