current date to utc
by ian_smithz
HTML
https://www.epochconverter.com/
JavaScript
var currentUnixTimestamp = ~~(+new Date() / 1000);
console.log(currentUnixTimestamp);
// 7 days = 604800
var inSevenDaysTimeUnixTimestamp = currentUnixTimestamp + 604800
console.log(inSevenDaysTimeUnixTimestamp);