ArkTS侧与Native侧如何进行map数据交互

// ... 
.onClick(() => { 
  let hashmap : HashMap<string,number> = new HashMap() 
  hashmap.set("Abc",123) 
  hashmap.set("Bcd",234) 
  hashmap.set("Cde",345) 
  for (let key of hashmap.keys()) { 
    testNapi.mapDemo(key, hashmap.get(key)) 
    console.info(`key is ${key}, value is ${hashmap.get(key)}`) 
  } 
}) 
// ...
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// ... 
napi_get_cb_info(env, info, &argc, args , nullptr, nullptr); 
char str1[1024]; 
size_t str1_len; 
napi_get_value_string_utf8(env, args[0], str1, 100, &str1_len); 
int num; 
napi_get_value_int32(env, args[1], &num); 
std::map<std::string, int> testmap; 
testmap.insert(std::make_pair(str1, num)); 
// ...
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