[JS] Convert date to another timezone

var aestTime = new Date().toLocaleString("en-US", {timeZone: "Australia/Brisbane"});

(new Date(aestTime)).toISOString()

 

var asiaTime = new Date().toLocaleString("en-US", {timeZone: "Asia/Shanghai"});

(new Date(asiaTime)).toISOString()

 

var usaTime = new Date().toLocaleString("en-US", {timeZone: "America/New_York"});

(new Date(usaTime)).toISOString()

 

var indiaTime = new Date().toLocaleString("en-US", {timeZone: "Asia/Kolkata"});

(new Date(indiaTime)).toISOString()