What is alert method in JavaScript?

The alert () method in JavaScript displays an alert box with a specified message and an OK button. It is often used to make sure that information comes through to the user. The alert box takes the focus away from the current window and forces the browser to read the message.

What is a JavaScript alert box?

When you open any website, you might see alert pop-ups at times. These JavaScript alert boxes are useful for alerting users to something important. When a JavaScript alert box is triggered, a small box pops up and displays the text that you specify in your JavaScript code.

How does alert function work?

The alert method displays messages that don’t require the user to enter a response. Once this function is called, an alert dialog box will appear with the specified (optional) message. Users will be required to confirm the message before the alert goes away.

Why is my JavaScript alert not working?

if you're having problems with alerts, it probably means your javascript is disabled in your browser, but if it isn't these methods should solve your issue. There are a few ways. Use your web browser, type this code in address bar. javascript:alert ("Hello World!") Open web developer in your web browser, go to console and type: