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<html><body><h1>JavaScript Dates</h1><h2>The setMonth() Method</h2><p>The setMonth() method sets the month of a date object.</p><p>Note that months count from 0. December is month 11.</p><p id="demo"></p><script>const d = new Date("January 01, 2025");d.setMonth(11);document.getElementById("demo").innerHTML = d;</script></body></html>