How do I call an Objective-C method from JavaScript on UIWebView? [duplicate]

问题

This question already has answers here:

Closed 8 years ago.

Possible Duplicates:
How to call an Objective-C method from Javascript in a Cocoa/WebKit app?
How to call Objective-C from Javascript?

Is there a way to call Objective-C code from JavaScript on UIWebView?

In Android, I am able to call an Android method from a web view's JavaScript script, which handles navigation to another page in the application. How would I do this in iOS?

来源：https://stackoverflow.com/questions/7171163/how-do-i-call-an-objective-c-method-from-javascript-on-uiwebview