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<html><body><h1>The HTMLCollection Object</h1><h2>The item() Method</h2><p>I am a paragraph.</p><p>I am a paragraph.</p><p>I am a paragraph.</p><p>Click "Change" to change the HTML content of the first p element:</p><button onclick="myFunction()">Change</button><script>function myFunction() { document.getElementsByTagName("p")[0].innerHTML = "Paragraph changed.";}</script></body></html>