The array of fields that can be sorted by.
File
- drupal/core/lib/Drupal/Core/Database/Query/TableSortExtender.php, line 20
- Definition of Drupal\Core\Database\Query\TableSortExtender.
Class
- TableSortExtender
- Query extender class for tablesort queries.
Namespace
Drupal\Core\Database\Query
Code
protected $header = array();