Javascript Popup

There are many ways of displaying popup messages using JavaScript, for example alert, confirm, prompt, open

Alert

An alert box will alert user with a message and an OK button.

Syntax of Alert Box

alert(“say something here”)

the word alert is a JavaScript keyword
you can write any value inside the parenthesis within the double quotes.

Example of Alert Box

<script>
alert("I am an alert box")
</script>

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<script>

alert("I am an alert box")

</script>