ios UIButton change image code example
Example: ios UIButton change image
var bRec:Bool = true
@IBOutlet weak var btnRec: UIButton!
@IBAction func btnRec(_ sender: Any) {
bRec = !bRec
if bRec {
btnRec.setImage(UIImage(named: "MicOn.png"), for: .normal)
} else {
btnRec.setImage(UIImage(named: "MicOff.png"), for: .normal)
}
}