How can I get UNIX in milliseconds format?

MineMoreGames <[email protected]> Thu, 25 Apr 2019 15:29:01 +0300
Newsgroups gmane.comp.lang.pike.user
Message-ID <[email protected]>
Basically as the subject suggests, I want to get UNIX in ms and not in s.
And no, multiplying in 1000 is not what I’m looking for because it’s not accurate at all.

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