(PECL gmagick >= Unknown)
Gmagick::hasnextimage — Checks if the object has more images
Returns TRUE if the object has more images when traversing the list in the forward direction.
У этой функции нет параметров.
Returns TRUE if the object has more images when traversing the list in the forward direction, returns FALSE if there are none.
Бросает GmagickException при ошибке.