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<html><body><h1>JavaScript Functions</h1><h2>Function Sequence</h2><p>JavaScript functions are executed in the sequence they are called.</p><p id="demo"></p><script>function myDisplayer(some) { document.getElementById("demo").innerHTML = some;}function myFirst() { myDisplayer("Hello");}function mySecond() { myDisplayer("Goodbye");}mySecond();myFirst();</script></body><!-- Mirrored from www.w3schools.com/js/tryit.asp?filename=tryjs_callback2 by HTTrack Website Copier/3.x [XR&CO'2014], Wed, 21 Dec 2022 17:06:53 GMT --></html>