wp-query

Output parent/child categories and posts in that parent/child hierarchy

You’re right that we need to handle parent-child relationships differently. Let me explain the approach and then show you the code changes needed. The key is to: First get only top-level categories (parent = 0) For each top-level category, check for child categories Display the hierarchy properly in the accordion <script src=”https://ajax.googleapis.com/ajax/libs/jquery/3.7.1/jquery.min.js”></script> <link rel=”stylesheet” href=”https://ajax.googleapis.com/ajax/libs/jqueryui/1.13.2/themes/smoothness/jquery-ui.css”> … Read more

WP_Query returns wrong post when searching by title?

We should be able to fix the query by doing this instead: $query = new \WP_Query([ ‘post_type’ => ‘location-data’, ‘posts_per_page’ => 1, ‘post_status’ => ‘publish’, ‘title’ => $title ]); This is because page is unnecessary and may not be the parameter you actually needed, paged would have been more appropriate, but it too is unnecessary. … Read more

WP_Query equivalent of SQL UNION ALL

You can run 2 wp_query, get the ids and pass those as the post__in parameter to a 3rd wp_query. Not efficient but will do the job. Or you can use a subquery and do it all with just one wp_query. Something like the following: add_filter( ‘posts_where’, ‘myprefix_posts_where’, 10, 2 ); new WP_Query([ ‘post_status’ => ‘publish’, … Read more

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