A method is provided for performing a camera function including a zoom
function by which an image of a subject is photographed in zoom steps so
that the image is magnified or reduced. The method comprises the steps of
detecting a distance between the subject and a camera, if a shutter key
for photographing an image of the subject in a mode for photographing the
subject in full size of a screen of a display section is input,
regulating the magnification of the zoom in a zoom step stored in
advance, corresponding to the detected distance, and photographing the
image of the subject in a regulated magnification of the zoom. The
optimum zoom step is automatically regulated according to the distance
between the subject and the camera, and the image of the subject can be
photographed in the full size of the screen of the display section
without regulating the zoom directly.