convert to utc code example

Example 1: convert utc to date

var UTCdate = new Date('4/29/2021 3:22:46 PM UTC');
var onlyDate = UTCdate.getDate();
console.log(onlyDate); //Gives 29

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Example 2: epoch

Epoch timestamp is a unit of measurement for time. It is the number of
seconds elapsed since the countdown has started. 

Beginning epochs per system:
macOS - January 1, 1904
Windows - January 1, 1601
Unix - January 1, 1970