wp_doing_ajax() WordPress Function

function wp_doing_ajax() {
	/**
	 * Filters whether the current request is a WordPress Ajax request.
	 *
	 * @since 4.7.0
	 *
	 * @param bool $wp_doing_ajax Whether the current request is a WordPress Ajax request.
	 */
	return apply_filters( 'wp_doing_ajax', defined( 'DOING_AJAX' ) && DOING_AJAX );
}
Uses	Description
wp-includes/load.php:wp_doing_ajax	Filters whether the current request is a WordPress Ajax request.
wp-includes/plugin.php:apply_filters()	Calls the callback functions that have been added to a filter hook.
Used By	Description
wp-includes/load.php:is_protected_endpoint()	Determines whether we are currently on an endpoint that should be protected against WSODs.
wp-includes/load.php:is_protected_ajax_action()	Determines whether we are currently handling an Ajax action that should be protected against WSODs.
wp-includes/comment.php:wp_check_comment_flood()	Checks whether comment flooding is occurring.
wp-admin/includes/class-wp-comments-list-table.php:WP_Comments_List_Table::handle_row_actions()	Generate and display row actions links.
wp-admin/includes/class-wp-terms-list-table.php:WP_Terms_List_Table::handle_row_actions()	Generates and displays row action links.
wp-admin/includes/theme.php:themes_api()	Retrieves theme installer pages from the WordPress.org Themes API.
wp-admin/includes/class-wp-list-table.php:WP_List_Table::set_pagination_args()	An internal method that sets all the necessary pagination arguments
wp-admin/includes/ms.php:check_upload_size()	Determine if uploaded file exceeds space quota.
wp-admin/includes/dashboard.php:wp_dashboard_cached_rss_widget()	Checks to see if all of the feed url in $check_urls are cached.
wp-admin/includes/class-wp-comments-list-table.php:WP_Comments_List_Table::prepare_items()
wp-admin/includes/class-wp-terms-list-table.php:WP_Terms_List_Table::column_name()
wp-includes/class-wp-customize-manager.php:WP_Customize_Manager::doing_ajax()	Returns true if it’s an Ajax request.
wp-includes/theme.php:_wp_customize_include()	Includes and instantiates the WP_Customize_Manager class.
wp-includes/pluggable.php:check_ajax_referer()	Verifies the Ajax request to prevent processing requests external of the blog.
wp-includes/pluggable.php:wp_validate_auth_cookie()	Validates authentication cookie.
wp-includes/load.php:wp_debug_mode()	Set PHP error reporting based on WordPress debug settings.
wp-includes/functions.php:wp_send_json()	Send a JSON response back to an Ajax request.
wp-includes/functions.php:wp_die()	Kills WordPress execution and displays HTML page with an error message.
wp-includes/class-wp-ajax-response.php:WP_Ajax_Response::send()	Display XML formatted responses.
wp-includes/option.php:wp_user_settings()	Saves and restores user interface settings stored in a cookie.
wp-includes/comment.php:wp_allow_comment()	Validates whether this comment is allowed to be made.