How to call Objective-C from Javascript?

Question

I have a WebView, and I want to call a view in Objective-C from JavaScript. Does someone know how I can do this?

---

I have this code in my ViewController:

Answer 1

Assuming you're doing an app, you can look at how PhoneGap implements that (or even use it). It's a library that supports back-and-forth communication between JS and OBJ-C. There are other libraries and solutions, as well.

If you're talking about a web app (something the user gets to from Mobile Safari), you can't get to Objective-C from there.