Using Window.Alert()

With window.alert(), you can use an alert box to display data:

HTML file: Displayed by browser:
<!DOCTYPE html>
<html>
<body>

<h1>My First Web Page</h1>
<p>My first paragraph.</p>

<script>
window.alert(5 + 6);
</script>

</body>
</html>

My First Web Page

My first paragraph.


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