JS agregue segundos a la hora actual
var t = new Date();
t.setSeconds(t.getSeconds() + 10);
Munnam Yousuf
var t = new Date();
t.setSeconds(t.getSeconds() + 10);
var d;
d = new Date('2014-01-01 10:11:55');
alert(d.getMinutes() + ':' + d.getSeconds()); //11:55
d.setSeconds(d.getSeconds() + 10);
alert(d.getMinutes() + ':0' + d.getSeconds()); //12:05const date = new Date('2020-01-01 10:11:55');date.setSeconds(date.getSeconds() + 10);