User Agent for Safari browser on iOS 7

Question

I want to open my site only in iPhone and iPod with Safari browser. For any other browser like Chrome, Dolphin, etc, It shouldn\'t open.

But currently I am getting the s

Answer 1

Solves for mercury, opera, chrome n firefox but not dolphin

(
  (/(iPad|iPhone|iPod)/gi).test(userAgent) &&
  !(/CriOS/).test(userAgent) &&
  !(/FxiOS/).test(userAgent) &&
  !(/OPiOS/).test(userAgent) &&
  !(/mercury/).test(userAgent)
)