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Gibt die Anzahl von betroffenen Spalten zurück
int $mysqli->affected_rows;
int mysqli_affected_rows ( mysqli $link )
Gibt die Anzahl betroffener Spalten (anhand des letzten INSERT, UPDATE, REPLACE oder DELETE) als Integer zurück.
int $mysqli->affected_rows;
int mysqli_affected_rows ( mysqli $link )
Bei SELECT statements mysqli_affected_rows() arbeitet wie mysqli_num_rows()