user_search_columns
Filter Hook: Filters the columns to search in a WP_User_Query search.
Source: wp-includes/class-wp-user-query.php:757
pre_user_query
Action Hook: Fires after the WP_User_Query has been parsed, and before the query is executed.
Source: wp-includes/class-wp-user-query.php:818
WP_User_Query::query()
Method: Executes the query, with the current variables.
Source: wp-includes/class-wp-user-query.php:905
found_users_query
Filter Hook: Filters SELECT FOUND_ROWS() query for the current WP_User_Query instance.
Source: wp-includes/class-wp-user-query.php:982
WP_User_Query::get()
Method: Retrieves query variable.
Source: wp-includes/class-wp-user-query.php:1033