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How to query for multiple categories in WordPress?
Querying for one category looks like this: Querying for multiple categories looks like this: The above will tell WordPress to fetch posts that are in any of the categories listed. If you want to find posts in every one of an array of categories, you use the category_and parameter, of which more shortly.
How does WP _ query work with categories and tags?
Note that this uses an array not a string, so you code it differently. The parameter has two underscores in its name: use just one and it won’t work. The next parameter looks for posts in one or more of an array of categories. It actually works in the same way as the cat parameter, and also takes the category ID as its value.
How to get a list of subcategories in WP query?
To list the subcategories of a given category (with a link to the subcategory archives for each), you wouldn’t use WP_Query. Instead, you’d use wp_list_categories (), which outputs a list of categories with links to their archives. To output the subcategories of a specific category, use the ‘child_of’ argument.
How to query posts in an array of categories?
So to query posts in one or more of an array of categories, you would use: The above would fetch posts from one or more of these categories. The category__not_in parameter does as you would expect: it queries posts which are not in a category or an array of categories. This would exclude posts from any of these categories.
Is there a limit to number of queries for a category?
In some cases you might use another query to retrieve more details at the category level but that’s still a maximum of two queries. If you also cache query results, as you should, the page will require only a single file access instead of potentially dozens of separate database calls.
When to use cat and category in WP query?
If you want to display posts that are in a given category and also in one or more of your other categories, you use the cat and category__in arguments. For each of these, you use the category ID. Imagine you want your posts to be category 1 and also in one or more of categories 2, 3, and 5.
How to query multiple custom post types with query _ posts?
A very common WordPress function to modify the posts that are fetched on a page is called query_posts (). There are two ways to pass parameters to query_posts; you can pass an array or you can use the concatenated version.
How to create and assign categories for pages?
Activate the plugin from wordpress dashboard ‘Plugins’ menu. Plugin is activated now. Now click on “Pages” from your dashboard and click on categories, create new category here. You can now add Categories to the Pages just like you do it for your Posts. Now you can get the pages with specific category with the help of query post/wp_query.
What is the purpose of the querycategory property?
Used to indicate a given query can be made available as views displayed on certain main entity lists. On queries, the QueryCategory property specifies one or more query categories that the object supports. On pages, QueryCategory specifies the query category that the page supports.