wp-includes/class-wp-theme-json.php:4629Removes the preset values whose slug is equal to any of given slugs.
$nodearray$slugsarrayarray protected static function filter_slugs( $node, $slugs ) { if ( empty( $slugs ) ) { return $node; } $new_node = array(); foreach ( $node as $value ) { if ( isset( $value['slug'] ) && ! in_array( $value['slug'], $slugs, true ) ) { $new_node[] = $value; } } return $new_node; }Introduced in 5.9.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/class-wp-theme-json.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.