wp-includes/class-wp-term.php:233Getter.
$keystringmixed public function __get( $key ) { switch ( $key ) { case 'data': $data = new stdClass(); $columns = array( 'term_id', 'name', 'slug', 'term_group', 'term_taxonomy_id', 'taxonomy', 'description', 'parent', 'count' ); foreach ( $columns as $column ) { $data->{$column} = isset( $this->{$column} ) ? $this->{$column} : null; } return sanitize_term( $data, $data->taxonomy, 'raw' ); } }Introduced in 4.4.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/class-wp-term.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.