The main objective of this post is to exemplify that how to turn ON/OFF camera flashlight in iOS. There are so many users; those are using turn on flashlight with one button and turn off flashlight with another. But here I want to do it with a single button only. - See more at: http://www.theappguruz.com/?p=3633&preview=true#sthash.lkpwR7YH.dpuf