Control more than one button using tags

Question

I have 28 buttons in my application. I need to control them in a single function. All I want to do is make all the buttons visible. I gave tags to the buttons. I tried it with a

Answer 1

use IBOutletCollection. see the following link for your answer.

IBOutletCollection and

IBOutletCollection (UIbutton)

IBOutletCollection of UIButtons - changing selected state of buttons