wp-includes/functions.php:5082Cleans up an array, comma- or space-separated list of slugs.
$input_listmixed[]|stringstring[]function wp_parse_slug_list( $input_list ): array { $input_list = wp_parse_list( $input_list ); return array_unique( array_map( 'sanitize_title', array_map( /* * Cast booleans, integers, and floats to strings. Non-scalar types * (including null) have already been filtered out by wp_parse_list(). */ 'strval', $input_list ) ) );}Introduced in 4.7.0. One change between 6.7.7 and 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
$input_list retyped from array|string to mixed[]|string.verified against sourcesrc/wp-includes/functions.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.