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<html><body><h1>JavaScript Dates</h1><h2>The setFullYear() Method</h2><p>setFullYear() sets the year of a date object.</p><p>Display the date six months ago:</p><p id="demo"></p><script>const d = new Date();d.setFullYear(d.getFullYear(), d.getMonth() - 6);document.getElementById("demo").innerHTML = d;</script></body></html>