Gmagick
PHP Manual

Gmagick::haspreviousimage

(PECL gmagick >= Unknown)

Gmagick::haspreviousimageChecks if the object has a previous image

Opis

public void Gmagick::haspreviousimage ( void )

Returns TRUE if the object has more images when traversing the list in the reverse direction

Parametry

Ta funkcja nie posiada parametrów.

Zwracane wartości

Returns TRUE if the object has more images when traversing the list in the reverse direction, returns FALSE if there are none.

Błędy/Wyjątki

Throws an GmagickException on error.


Gmagick
PHP Manual