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<html><body><h1>JavaScript Dates</h1><h2>The getTime() Method</h2><p>The internal clock in JavaScript starts at midnight January 1, 1970.</p><p>getTime() returns the number of milliseconds since January 1, 1970:</p><p id="demo"></p><script>const d = new Date();let time = d.getTime();document.getElementById("demo").innerHTML = time;</script></body></html>