How to call JavaScript Function in objective C

Question

I am new programmer to objective C. I added some html file to Objective C. In this html file contains simple javascript function. I need to call that Function through thw ob

Answer 1

One can use JavaScriptCore framework to run JavaScript code from Objective-C.

#import 

...

JSContext *context = [[JSContext alloc] init];
[context evaluateScript: @"function greet(name){ return 'Hello, ' + name; }"];
JSValue *function = context[@"greet"];
JSValue* result = [function callWithArguments:@[@"World"]];
[result toString]; // -> Hello, World

Here is a demo:

https://github.com/evgenyneu/ios-javascriptcore-demo