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<!DOCTYPE html>
<html>
<body>
​
<h2>JavaScript Function Sequence</h2>
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<p>JavaScript functions are executed in the sequence they are called.</p>
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<p id="demo"></p>
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<script>
function myDisplayer(some) {
  document.getElementById("demo").innerHTML = some;
}
​
function myFirst() {
  myDisplayer("Hello");
}
​
function mySecond() {
  myDisplayer("Goodbye");
}
​
mySecond();
myFirst();
</script>
​
</body>
</html>
​