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<html><body><h1>HTML DOM Attributes</h1><h2>The length Property</h2><button id="myButton" onclick="myFunction()">Try it</button><p>The button's second attribute (index 1) is.</p><p id="demo"></p><script>let attr = document.getElementById("myButton").attributes[1].name;document.getElementById("demo").innerHTML = attr;function myFunction() {}</script></body></html>