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// JavaScript millisecond timestamp const ms = Date.now(); // e.g. 1718000000000 const ms2 = new Date().getTime(); // Convert to Unix (seconds) const unix = Math.floor(Date.now() / 1000); // Convert Unix timestamp to Date const fromUnix = new Date(unix * 1000); // ISO string to timestamp and back const iso = "2024-06-15T10:30:00Z"; const ts = new Date(iso).getTime(); const back = new Date(ts).toISOString();
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