js format date yyyy-mm-dd hh mm code example
Example 1: javascript convert date to yyyy-mm-dd
// `date` is a `Date` object
const formatYmd = date => date.toISOString().slice(0, 10);
// Example
formatYmd(new Date()); // 2020-05-06
Example 2: javascript date format mm/dd/yyyy
var date_format = new Date();
document.write(innerHTML = date_format.getMonth()+'/'+ date_format.getDate()+'/'+date_format.getFullYear());