Unfortunately, all iOS browsers must be WebKit-based due to the limitations imposed on App Store apps. The problem is, WebKit doesn't support regex lookbehind w

Unfortunately, all iOS browsers must be WebKit-based due to the limitations imposed on App Store apps. The problem is, WebKit doesn't support regex lookbehind which is an extremely useful feature for tokenising atto programs. Hopefully, one day, the WebKit devs will implement it, and then everyone will be able to use atto!