- %1$s is private and should not be used in themes or plugins directly.
_filter_query_attachment_filenames ( $clauses )
- (string) clauses An array including WHERE, GROUP BY, JOIN, ORDER BY, DISTINCT, fields (SELECT), and LIMITS clauses.
- (string) The modified array of clauses.
- Introduced in WordPress: 4.7.0
- Deprecated in WordPress: —
Filter the SQL clauses of an attachment query to include filenames.