oc中获取到的微信用户信息如何作为参数传到js方法里?

oc中已经获取到微信的用户信息,是字典类型,怎么作为参数传到js方法里?

请问你解决了吗,我oc调js参数不知道怎么传好

+(BOOL )callEvalJson:(NSString *) result andKey: (NSString *) key{

// 调用js
std::string result_c_str= [result cStringUsingEncoding: NSUTF8StringEncoding];
 std::string evt_c_str= [key cStringUsingEncoding: NSUTF8StringEncoding];

std::string event = evt_c_str;
std::string funName ="ocCallBackCore";
std::string rStr = funName + "(\"" + event + "\"," + result_c_str + ");";

NSString *printStr = [NSString stringWithCString:rStr.c_str() encoding:[NSString defaultCStringEncoding]];
[AppController callEvalString:printStr];
return true;

}

+(BOOL )callEvalString:(NSString *) retStr{
NSLog(@“callEvalString–> %@”, retStr);
std::string aa = [retStr UTF8String];
app->evalString(aa);
return true;
}