How to convert Local Date Time to UTC and UTC to specific TimeZone using javascript?

Question

1) var sd = new Date("2018-02-20T00:00:00");

I want to convert this local date to UTC DateTime.

2) How to convert "2018-02-20T08:00:00Z" this UTC date to "India Standard Time" or any timezone standard.

Answer 1

var isoDate = new Date('2018-02-22').toISOString();

Answer 2

This might Work:

var sd = new Date("2018-02-20T00:00:00");

var utc = new Date(sd.getUTCFullYear(), sd.getUTCMonth(), sd.getUTCDate(),  sd.getUTCHours(), sd.getUTCMinutes(), sd.getUTCSeconds());