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Apu May 05, 2023 › #HowTo #Javascript

How to display value of a variable in JavaScript using alert?

If you're new to JavaScript, you may be wondering how to display the value of a variable using an alert.

Alerts are one of the most common ways for developers to communicate with users and they can also be used as a debugging tool.

In this blog post, I'll discuss how to use alerts in JavaScript and show examples on how to display values from variables using alerts.

How to display value of a variable using alert?#

The first step is creating your variable and assigning it a value.

let myVar = "Hello World!";

Now that our variable has been created, we can use it within an alert statement.

alert(myVar); // Displays "Hello world!" in an alert box

You could also store numbers or other data types like arrays inside variables before calling them within an alert statement if needed. For example :

As demonstrated above, you can call any type of data including strings, numbers & arrays into your alert statements simply by declaring them as Variables beforehand!

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