What is an alert in JavaScript?

What is an alert in JavaScript?

It consists of the information that we want to show to the users. Let’s see some examples of the JavaScript alert () method. In this example, there is a simple alert dialog box with a message and an OK button. Here, there is an HTML button which is used for displaying the alert box.

How to display a virtual alert box in JavaScript?

The alert () method in JavaScript is used to display a virtual alert box. It is mostly used to give a warning message to the users. It displays an alert dialog box that consists of some specified message (which is optional) and an OK button. When the dialog box pops up, we have to click “OK” to proceed.

How to create an alert dialog box in Java?

Alert dialog boxes can be created with alert () method. var message = “Hello World! Click OK to continue.”; alert (“This is another alert box.”); A confirm dialog box is used to ask for user confirmation over any matter. It has two buttons OK and CANCEL.

How to display the URL of the corresponding page using alert?

We have to click the given button to see the effect. In this example, there is an alert dialog box with a message and an OK button. Here, the alert box displays the URL of the corresponding page. The URL is defined by using the alert (location.hostname); statement.

How to create custom and fancy JavaScript prompt alerts?

Custom and fancy JavaScript prompt alerts. The prompt alert. The prompt alerts are those where you ask users to enter something before proceeding. The JavaScript prompt alert can be created by using: 1. prompt(“Please enter your email to proceed!”, “Email here”);

How do I show an alert message on page load?

In some very specific cases, websites might want to show an alert message on page load. To do this all we need to do is fire the alert message on the section of our HTML. This way, the alert will be shown before loading any elements on the page. Your page content.

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