Use premade array as categories in wp_query?

You can use the category__in parameter and that will do exactly what you’re looking for.

Codex: WP_Query – Category Parameters

Related Posts:

  1. I need to exclude from a query a category and a few custom taxonomies
  2. Get all categories and posts in those categories
  3. Combine two taxonomies in a hierarchical tree
  4. How to get posts from two categories with WP_Query?
  5. Group WP_Query by category
  6. Exclude categories from search query
  7. How can I reduce the number of database query calls for this custom homepage?
  8. WP_Query not looking at child category
  9. Get page content by category or tag
  10. Excluding posts from a category but only if they’re not in multiple categories
  11. What could be causing my wp_query pagination to break?
  12. Custom query with category exclusion and post-meta “whitelist”
  13. Use Transient API to cache queries for all posts in all categories?
  14. Return array of categories to php function
  15. Exclude most recent posts from specific category in wp_query()
  16. Listing all posts from current category on page
  17. Display WooCommerce product categories in a 4 columns custom menu [closed]
  18. Display one latest post from multiple categories
  19. How to Check if a Child Category is Being Queried
  20. How to run WP_Query to retrieve attachments to posts only from a particular category?
  21. Show post only if match all categories
  22. Dropdown category filter
  23. How to query posts from specific authors and categories using WP_query?
  24. How to show in search results posts with a particular tag in a particular category?
  25. Custom WP_Query for current category (in category.php)?
  26. List Posts by Category for a Non-Zero, Non-NULL Custom Field Value?
  27. getting content from main domain to sub-domain using category and WP_Query
  28. WP_Query() returns null when results exist!
  29. Ignoring a category in WP_Query still shows the links in next_post_link()?
  30. 3 Columns, 3 Categories, One Archive, and Pagination
  31. Enter a variable in the ‘category_name’ parameter
  32. How to query post like normal search would do. within search.php page
  33. Resort get_categories
  34. Multiple Loops on category.php with pagination on last loop
  35. How to get latest posts from each category in regular order
  36. change recent posts based on category
  37. How to remove specific categories from posts?
  38. How to use an array of categories as a dropdown?
  39. Redirect to another page using contact form 7? [closed]
  40. Create menu locations for each category in wordpress
  41. Set colors depending on category
  42. Combine results of multiple WP_Query to resemble single WP_Query
  43. Display posts from a category
  44. Custom loop of a single category, cannot order by date. What am I missing?
  45. Pagination on category.php and tag.php not working
  46. category__not_in and id values from variable
  47. Array: What is this value based on?
  48. How to get an array with all categories and corresponding names?
  49. Link To Child Category For A Post
  50. List a maximum of ‘x’ product categories with qty of ‘y’ in each column
  51. Need to echo category id in multi-dimensional array
  52. Related Posts Excluding Certain Categories
  53. Getting Category Children
  54. WP_Query – using category__and when one of the categories is 0
  55. More efficient way to list posts by category [duplicate]
  56. Adding a block with query in homepage
  57. Query posts by views on category page
  58. Show multiple categories in query using redux framework variable
  59. Are term_taxonomy_id and term_id the same? [duplicate]
  60. Return category posts with WP_Query
  61. Using in ‘category_name’ in ‘$query->set();’?
  62. multiple values in an array for category__and does not work with WP_Query
  63. Custom Page Template Category loop not functioning correctly
  64. Retrieve post tags from from main wp_query
  65. Posts of specific category on page and excluded from index.htm
  66. new WP_Query issues
  67. Using multiple variables to assign categories to an array
  68. How can I use AJAX with check-box categories?
  69. Select posts that match multiple category names, must match all categories listed
  70. the_category() doesn’t working in wp_query loop
  71. How to display the 5 latest post titles but allow only 1 in there of a specific category
  72. What code to use in an array to call the current sub-category?
  73. Cant get unique_array() work on get_the_category() foreach loop
  74. Unable to get all tags from specific categories
  75. category__and works, but why?
  76. foreach,having wp_query inside, breaks after showing one result
  77. Display related posts with same category or same tag return blank
  78. $args Orderby The number
  79. Querying Multiple Categories With Different Offsets
  80. WordPress Numeric Pagination with Query String [duplicate]
  81. Printing direct descendants of a category with WP_Query
  82. Custom Category Page Not Working [duplicate]
  83. Matching usermeta at registration to categories of content
  84. WP_query exclude a category unless it has more than one catagory
  85. Show only one category in main query, issues on tag page
  86. Multiple Categories under one URL, where ‘Front Page’ is used already
  87. How do i add custom post types to this query?
  88. How to change category id on get_posts array
  89. Narrow Down a Shop Page Results Based on a Product Tag in WooCommerce
  90. How to retrieve posts from parent category, splitting them per children when displayed?
  91. Trying to WP_Query a category
  92. How to define category ID in an array?
  93. Order Categories by Character Count
  94. how do I exclude a category foreach
  95. Is there a plugin that will completely remove the category system?
  96. How do you remove display of WooCommerce product category on single product page?
  97. Show recent posts in menu?
  98. wp_list_categories with show_count, except for specific categories
  99. Difference between wp_list_categories and get_categories
  100. Listing Post Categories on Home Page