A toast is similar to an alert box, used to notify users when something happens. It will only display for a few seconds.
We can create a toast with Bootstrap 4 using the toast class.
A toast contains a toast-header and toast-body, which we need to provide inside the toast class.
<div>
  <div>
    This is toast header
  </div>
  <div>
    Inside of toast body
  </div>
</div>
Let’s look at the code below:
In the above code:
div element with the class as toast. We use this to display toast.div element and provide content to be displayed in div.div element and display content in div.