learndash_use_select2_lib_ajax_fetch learndash_use_select2_lib_ajax_fetch() Utility function to determine if we are using the Select2 library AJAX fetch option. ContentsDescription Return Source Changelog Related Uses Used By Description # Return # (bool) true is select2 library is being used. Source # File: includes/ld-misc-functions.php Changelog # Changelog Version Description 3.2.3 Introduced. Related # Uses # Uses Uses Description includes/ld-misc-functions.php: learndash_use_select2_lib () Utility function to determine if we are using the Select2 library on selects. includes/ld-misc-functions.php: learndash_select2_lib_ajax_fetch Filters whether the select2 is used to fetch AJAX data. Used By # Used By Used By Description includes/admin/class-learndash-admin-posts-listing.php: Learndash_Admin_Posts_Listing::register_listing_set () Register the listing set with unique nonce key to be used during AJAX queries.