Pagination component in Bootsrap - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is the purpose of a pagination component in web design?

A pagination component helps users navigate through large sets of content by dividing it into smaller, manageable pages.

beginner

Which Bootstrap class is used to create a pagination container?

The <code>.pagination</code> class is used to create a container for pagination items in Bootstrap.

beginner

How do you mark a pagination item as active in Bootstrap?

Add the <code>.active</code> class to the <code>&lt;li&gt;</code> element to highlight the current page in Bootstrap pagination.

intermediate

What role does the aria-current="page" attribute play in pagination?

It improves accessibility by indicating which page is currently active to screen readers.

intermediate

How can you disable a pagination button in Bootstrap?

Add the <code>.disabled</code> class to the <code>&lt;li&gt;</code> element and set <code>tabindex="-1"</code> on the <code>&lt;a&gt;</code> element to prevent interaction.

Which Bootstrap class creates the pagination container?

A .pagination

B .pager

C .nav

D .page-item

The .pagination class is the container for pagination items in Bootstrap.

How do you indicate the current page in Bootstrap pagination?

A Add <code>.active</code> class

B Add <code>.selected</code> class

C Add <code>.current</code> class

D Add <code>.highlight</code> class

The .active class marks the current page in Bootstrap pagination.

What attribute improves accessibility by marking the active page?

A aria-selected="active"

B aria-checked="true"

C aria-label="current"

D aria-current="page"

The aria-current="page" attribute tells screen readers which page is active.

Which class disables a pagination button in Bootstrap?

A .inactive

B .blocked

C .disabled

D .hidden

The .disabled class disables a pagination button in Bootstrap.

What HTML element typically wraps each pagination link in Bootstrap?

A &lt;div&gt;

B &lt;li&gt;

C &lt;section&gt;

D &lt;span&gt;

Each pagination link is wrapped in a <li> element inside the .pagination container.

Explain how to build a simple pagination component using Bootstrap classes.

Think about the structure and classes Bootstrap requires.

Describe how accessibility is improved in Bootstrap pagination components.

Focus on attributes and classes that help screen readers and keyboard users.

Practice

1. What is the main purpose of the Bootstrap pagination component?

easy

A. To create dropdown menus

B. To style buttons with different colors

C. To divide content into multiple pages for easier navigation

D. To add animations to images

Solution

1. Step 1: Understand pagination concept

   Pagination is used to split large content into smaller pages for better user experience.

2. Step 2: Recognize Bootstrap pagination role

   Bootstrap's pagination component helps create navigation links for these pages.

3. Final Answer:

   To divide content into multiple pages for easier navigation -> Option C

4. Quick Check:

   Pagination = divide content into pages [OK]

Hint: Pagination breaks content into pages for easy reading [OK]

Common Mistakes:

• Confusing pagination with dropdown menus
• Thinking pagination styles buttons only
• Assuming pagination adds animations

2. Which of the following is the correct Bootstrap class to create a pagination list container?

easy

A. pagination-list

B. pagination

C. page-container

D. page-list

Solution

1. Step 1: Identify Bootstrap pagination container class

   The main container for pagination uses the class pagination.

2. Step 2: Verify other options

   Classes like pagination-list, page-container, and page-list are not valid Bootstrap classes.

3. Final Answer:

   pagination -> Option B

4. Quick Check:

   Pagination container class = pagination [OK]

Hint: Use class 'pagination' for the pagination container [OK]

Common Mistakes:

• Using non-existent classes like pagination-list
• Confusing container class with item classes
• Misspelling the class name

3. Given the following Bootstrap pagination HTML, what will be the visual output in the browser?

<nav aria-label="Page navigation example">
  <ul class="pagination">
    <li class="page-item disabled"><a class="page-link" href="#" tabindex="-1">Previous</a></li>
    <li class="page-item"><a class="page-link" href="#">1</a></li>
    <li class="page-item active" aria-current="page"><a class="page-link" href="#">2</a></li>
    <li class="page-item"><a class="page-link" href="#">3</a></li>
    <li class="page-item"><a class="page-link" href="#">Next</a></li>
  </ul>
</nav>

medium

A. A pagination bar with no active page highlighted

B. A pagination bar with all pages disabled

C. A pagination bar with 'Next' disabled and page 1 highlighted

D. A pagination bar with 'Previous' disabled, page 2 highlighted, and clickable pages 1, 3, and Next

Solution

1. Step 1: Analyze disabled and active classes

   The Previous button has disabled class, so it is not clickable. The page 2 has active class, so it is highlighted.

2. Step 2: Check other page items

   Pages 1, 3, and Next have no disabled class, so they are clickable links.

3. Final Answer:

   A pagination bar with 'Previous' disabled, page 2 highlighted, and clickable pages 1, 3, and Next -> Option D

4. Quick Check:

   Disabled = Previous, Active = 2, Others clickable [OK]

Hint: Disabled = no click, active = highlight current page [OK]

Common Mistakes:

• Confusing disabled with active styling
• Assuming all pages are clickable
• Ignoring aria attributes for accessibility

4. Identify the error in this Bootstrap pagination snippet:

<ul class="pagination">
  <li class="page-item"><a class="page-link" href="#">1</a></li>
  <li class="page-link active"><a href="#">2</a></li>
  <li class="page-item"><a class="page-link" href="#">3</a></li>
</ul>

medium

A. The 'active' class is incorrectly placed on 'page-link' instead of 'page-item'

B. Missing href attribute on the anchor tags

C. The <ul> tag should have class 'page-list' instead of 'pagination'

D. The list items should not contain anchor tags

Solution

1. Step 1: Check class placement for active page

   Bootstrap requires the active class on the page-item <li>, not on the page-link.

2. Step 2: Verify other attributes

   All anchor tags have href attributes, the <ul> has correct class pagination, and anchors are required inside list items.

3. Final Answer:

   The 'active' class is incorrectly placed on 'page-link' instead of 'page-item' -> Option A

4. Quick Check:

   Active class belongs on page-item [OK]

Hint: Put 'active' on

, not on <a> [OK]

Common Mistakes:

• Placing active class on anchor instead of list item
• Removing href attribute from links
• Using wrong class names on <ul>

5. You want to create a pagination component with 5 pages, where page 3 is active, and the 'Previous' button is disabled on page 1 only. Which Bootstrap structure correctly implements this behavior?

hard

A.

Previous
1
2
3
4
5
Next

B.

Previous
1
2
3
4
5
Next

C.

Previous
3
1
2
4
5
Next

D.

Previous
1
3
2
4
5
Next

Solution

1. Step 1: Check 'Previous' button disabled only on page 1

   • Previous
   • 1
   • 2
   • 3
   • 4
   • 5
   • Next
   correctly disables the 'Previous' button with disabled class on the first page.

2. Step 2: Verify active page and order

   Page 3 is marked active with active class and aria-current="page". Pages are in correct order 1 to 5.

3. Step 3: Confirm other buttons are enabled

   Other page items and 'Next' button are enabled and clickable.

4. Final Answer:

   Option A correctly implements the required pagination structure -> Option A

5. Quick Check:

   Disabled Previous on page 1, active page 3, correct order [OK]

Hint: Disable 'Previous' only on first page, active class on current page [OK]

Common Mistakes:

• Disabling wrong buttons
• Incorrect order of page numbers
• Placing active class on wrong page or element