Popover component in Bootsrap - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is a popover in Bootstrap?

A popover is a small overlay box that appears when a user clicks or hovers over an element. It shows extra information without leaving the page.

beginner

How do you enable a popover on a button using Bootstrap?

Add data-bs-toggle="popover" to the button and initialize popovers with JavaScript using var popover = new bootstrap.Popover(element).

beginner

Which attribute sets the popover content in Bootstrap?

Use data-bs-content="Your content here" to set the text or HTML inside the popover.

intermediate

What are the four default positions for Bootstrap popovers?

Top, right, bottom, and left. You set them with data-bs-placement attribute.

intermediate

How can you make a popover accessible for keyboard users?

Ensure the trigger element is focusable (like a button), use ARIA attributes like aria-describedby, and allow keyboard to open/close the popover.

Which attribute activates a Bootstrap popover on an element?

A data-bs-toggle="popover"

B data-bs-toggle="tooltip"

C data-toggle="modal"

D data-bs-target="#popover"

The attribute data-bs-toggle="popover" tells Bootstrap to treat the element as a popover trigger.

How do you specify the text shown inside a Bootstrap popover?

A data-bs-text

B data-bs-title

C data-bs-content

D data-bs-description

The data-bs-content attribute sets the content inside the popover.

Which JavaScript method initializes a popover on an element?

A new bootstrap.Tooltip(element)

B new bootstrap.Modal(element)

C bootstrap.initPopover(element)

D new bootstrap.Popover(element)

Use new bootstrap.Popover(element) to activate popovers with JavaScript.

What is the default trigger event for Bootstrap popovers?

A click

B hover

C focus

D dblclick

By default, popovers show when the user clicks the trigger element.

Which attribute controls the popover's position relative to the trigger?

A data-bs-position

B data-bs-placement

C data-bs-align

D data-bs-location

Use data-bs-placement to set popover position: top, right, bottom, or left.

Explain how to add a popover to a button in Bootstrap and make it accessible.

Think about HTML attributes, JavaScript initialization, and accessibility best practices.

Describe the different placement options for Bootstrap popovers and how to set them.

Placement is about where the popover box shows up around the element.