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<html><body><h2>What Can JavaScript Do?</h2><p id="demo">JavaScript can change HTML content.</p><button type="button" onclick='document.getElementById("demo").innerHTML = "Hello JavaScript!"'>Click Me!</button></body><!-- Mirrored from www.w3schools.com/whatis/tryit.asp?filename=trywhatis_js_inner_html by HTTrack Website Copier/3.x [XR&CO'2014], Wed, 21 Dec 2022 17:33:18 GMT --></html>