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<html><body><h1>The Window Object</h1><h2>The setInterval() and clearInterval() Methods</h2><p id="demo"></p><button onclick="myStopFunction()">Stop time</button><script>const myInterval = setInterval(myTimer, 1000);function myTimer() { const date = new Date(); document.getElementById("demo").innerHTML = date.toLocaleTimeString();}function myStopFunction() { clearInterval(myInterval);}</script></body></html>