Do something when image/player is off of the screen

Physics
#1

Hey guys is there a way to make it so when a image goes off the screen completely it will do something. Maybe with a function and a if statement. I am not sure if you have any idea post them below.Any quesitons pm me.

#2

Sure it’s possible.  This code may help you get started:

http://forums.coronalabs.com/topic/55035-how-to-determine-if-sprite-is-on-screen/

#3

Sure it’s possible.  This code may help you get started:

http://forums.coronalabs.com/topic/55035-how-to-determine-if-sprite-is-on-screen/