wp-admin/includes/class-wp-list-table.php:634Gets the current action selected from the bulk actions dropdown.
string|false public function current_action() { if ( isset( $_REQUEST['filter_action'] ) && ! empty( $_REQUEST['filter_action'] ) ) { return false; } if ( isset( $_REQUEST['action'] ) && '-1' !== $_REQUEST['action'] ) { return $_REQUEST['action']; } return false; }Introduced in 3.1.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-admin/includes/class-wp-list-table.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.