how to set beforsend option in wordpress ajax methods

You have two options:

  1. Use jQuery.ajax() instead of jQuery.post()
  2. Use jQuery.ajaxSetup() to change the beforeSend behavior globally.

Reference: https://stackoverflow.com/questions/2257975/using-beforesend-and-complete-with-post

Related Posts:

  1. Ajax Load More Posts in Category Page
  2. POST from jQuery to PHP
  3. How to make comments work for a post loaded per Ajax?
  4. Dynamically add id to heading tags
  5. Confirmation box when submitting post for review
  6. How to load paginated post pages via ajax
  7. Getting the post_id in wp_ajax function
  8. Publish pending article from front end with a button?
  9. List latest posts in WP-Admin
  10. Restrict users from editing post based on the age of the post
  11. Change slug with custom field
  12. Load posts dynamically
  13. Restrict access to post if it is currently being edited
  14. Getting an alphabetic post list with two letters onclick on letter
  15. How to use oEmbeds on Post Content during AJAX requests
  16. Create new category upon save based on post information
  17. Show Custom Taxonomy Categories, Listing of Posts, and Single Post via AJAX
  18. which action to hook to in order to perform post-publish action
  19. Strange switch_to_blog() issue
  20. Handling an Ajax form submit
  21. Search widget breaks when using multiple loops?
  22. $post object is null
  23. WordPress theme ajax have_posts()
  24. The correct way to call posts with ajax
  25. Advanced Custom Fields – Storing array value for further usage
  26. How do I use Ajax to show the new posts realtime, on the frontpage
  27. str_replace the_title(); blues
  28. AJAX filter posts by year
  29. Accessing post->ID outside of the loop for listing child pages
  30. Add ajax load more function using WP API
  31. How to pass Post_ID variable from theme’s Single.php to custom Plugin using AJAX
  32. Ajax load more button in Recent posts widget
  33. WordPress Custom Fields (Checkboxes with multiple values)
  34. Ajax Dynamic Archives not showing correct results
  35. Send post id through ajax and get the post content back
  36. Creating a post from data returned from HTML form
  37. Using ajax on editing a category edit page?
  38. Auto-realod with new posts // Ajax call
  39. Display post category in foreach loop
  40. Dynamically switch template on click
  41. Page template is accessing the incorrect posts?
  42. Can’t get full post title if there a spaces in title
  43. Get post meta retrieving wrong value
  44. set post limit at load more ajax wordpress
  45. wp_query with ajax
  46. Call current post URL in ajax
  47. Incrementing PHP variable onclick to display posts by month
  48. Loading Posts & Category with Ajax
  49. After ajax image is outside the “ tag
  50. Retrieve post in AJAX Callback
  51. Using AJAX and PHP to load next post object
  52. How to show 3 most recent/viewed posts in a special tiles on home page using wordpress?
  53. Display message depending on capability outside loop
  54. displaying the categories post
  55. Adjust the order for returned posts
  56. How To Use Custom Fields With .mp3 Links
  57. Defining ‘last’ class on foreach blog posts
  58. Categories Listing and Highlighting current category item
  59. A better code for no post format?
  60. Help Combine These Two PHP Codes
  61. Automate post update for all posts?
  62. duplicate posts with ajax load more wordpress
  63. My Custom Post Type AJAX Query is Returning no posts – why?
  64. Post form – AJAX won’t upload featured image – Plugin development
  65. Using AJAX to filter posts without refreshing page
  66. Unable to delete attached file from folder programmatically
  67. Javascript – How do I get specific post fields?
  68. Ajax: load content from post I clicked
  69. call to jquery ajax failing with 500 error when passing extra data field
  70. Many buttons not functioning in WordPress dashboard (as admin)
  71. AJAX load more posts not using correct category and repeating the same few posts
  72. Ajaxify Post Sort
  73. WP_Query extended with AJAX
  74. Ajax – Post Categories and Load More
  75. How to get posts from network blog
  76. How to limit the number of results for all query_posts on mysite
  77. Show a Category Specific Info Box
  78. How to get all the terms of a post
  79. Get first comment link on the post itself
  80. User driven content problems
  81. How can i retrive the movies, trailers, news in a single page using search
  82. How can I create a menu items from meta box based on users input
  83. How do I display a full post, not just an excerpt?
  84. Remove read more
  85. Adding a time stamp on post view
  86. List direct children of page
  87. Unable to get posts with category on my page
  88. wordpress radio button on single post page
  89. How *not* to show the last post on the latest posts list
  90. Create post from form with image
  91. Exclude a ‘portfolio’ custom category?
  92. Display a custom field rating system in the front end
  93. get value from post to sidebar
  94. Echo author slug in post edit page
  95. Ajax calls in wordpress
  96. Adding a content rating system
  97. WordPress Ajax load doesn’t work
  98. Display posts based on the selected category when no subcategory is chosen
  99. Code understanding
  100. /wp-admin/admin-ajax.php Error 500 while using divi premade layout in existing pages