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<html><head><script>function myFunction() { alert("You pressed a key inside the input field");}</script></head><body><p>A function is triggered when the user is pressing a key in the input field.</p><input type="text" onkeydown="myFunction()"></body><!-- Mirrored from www.w3schools.com/js/tryit.asp?filename=tryjs_events_onkeydown by HTTrack Website Copier/3.x [XR&CO'2014], Mon, 05 Sep 2022 14:47:08 GMT --></html>