kb/data/developer.mozilla.org/en-US/docs/Glossary/Unix_time-0.md

title	chunk	source	category	tags	date_saved	instance
Unix time - Glossary | MDN	1/3	https://developer.mozilla.org/en-US/docs/Glossary/Unix_time	reference	web, html, css, javascript, documentation	2026-05-05T05:48:14.573236+00:00	kb-cron

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1. Glossary
2. Unix time

Unix time

Unix time is a method to represent a timestamp, and is usually defined as the number of seconds since the beginning of the Unix epoch, which is January 1st, 1970, at midnight (UTC). Leap seconds are ignored. On the web platform, Unix time is used for timestamps, and is given as the number of milliseconds since the beginning of the Unix epoch.

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• See also

See also

• Unix time on Wikipedia
• Leap second on Wikipedia