Pagination with custom queries in Wordpress - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is the purpose of pagination in WordPress custom queries?

Pagination helps split a large list of posts into smaller pages, making content easier to browse and improving site performance.

beginner

Which WordPress class is commonly used to create custom queries with pagination?

The <code>WP_Query</code> class is used to create custom queries, and it supports pagination parameters like <code>paged</code>.

intermediate

How do you get the current page number for pagination in a WordPress custom query?

Use get_query_var('paged') to get the current page number. If it returns empty or 0, set it to 1 to start from the first page.

intermediate

What is the role of paginate_links() in WordPress pagination?

paginate_links() generates the HTML links for page numbers, allowing users to navigate between pages of posts.

intermediate

Why should you reset the post data after a custom query with pagination?

Resetting post data with wp_reset_postdata() restores the global $post to the main query, preventing conflicts with other parts of the page.

Which parameter do you use in WP_Query to specify the current page for pagination?

A paged

B page_number

C current_page

D page

The correct parameter is paged, which tells WP_Query which page of results to show.

What function retrieves the current page number in WordPress pagination?

A get_current_page()

B get_query_var('paged')

C get_page_number()

D get_pagination()

get_query_var('paged') returns the current page number for pagination.

Which function should you call after a custom WP_Query loop to avoid conflicts?

A wp_reset_postdata()

B reset_query()

C wp_clear_query()

D reset_loop()

wp_reset_postdata() resets the global post data to the main query.

What does paginate_links() do in WordPress?

A Resets pagination variables

B Queries posts for pagination

C Counts total pages

D Creates pagination links for navigation

paginate_links() generates the HTML for page navigation links.

If get_query_var('paged') returns 0, what should you do?

A Throw an error

B Set page number to 0

C Set page number to 1

D Ignore pagination

When paged is 0, it means the first page, so set it to 1 to start pagination correctly.

Explain how to implement pagination with a custom WP_Query in WordPress.

Think about how you get the page number, query posts, show links, and clean up.

Describe why resetting post data is important after running a custom query with pagination.

Consider what happens if you don't reset after a custom loop.