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<html><body><head> <meta name="description" content="Free Web tutorials"> <meta name="keywords" content="HTML5,CSS,JavaScript"> <meta name="author" content="John Doe"></head><p>Click the button to change the value of the content attribute of the third meta element (index 2) in head.</p><button onclick="myFunction()">Try it</button><p id="demo"></p><script>function myFunction() { document.getElementsByTagName("META")[2].content = "Bill Mosley"; document.getElementById("demo").innerHTML = "The content in meta name 'author' was changed from 'John Doe' to 'Bill Mosley'.";}</script></body><!-- Mirrored from www.w3schools.com/jsref/tryit.asp?filename=tryjsref_meta_content2 by HTTrack Website Copier/3.x [XR&CO'2014], Mon, 05 Sep 2022 15:53:10 GMT --></html>