我有这段代码,只想记录数组的大小:
auto owner = abi_data["owner"].as<chain::authority>();
auto arrSize = std::size(owner.keys);
ilog(arrSize);但是有一个错误:
error: no matching constructor for initialization of 'fc::log_message'我怎么才能修复它?
我知道c ++的方法是非常具体的。因此,我将扩展我的问题,从而摸索道路。
如何从auto owner中获取公钥字符串。
我试过了:
std::string k = owner.keys[0].key
error: no viable conversion from 'eosio::chain::public_key_type' (aka 'fc::crypto::public_key') to 'std::string'我不明白我应该如何将这一切转换为正确的工作,并获得正确的公钥并替换硬编码的old_account_name。
完整代码:
else if (action.name == N(newaccount)) {
auto new_account_name = abi_data["newact"].as<chain::name>().to_string();
auto creator = abi_data["creator"].as<chain::name>().to_string();
std::string old_account_name = "EOS7ea3Dj15nUkKz3diU7BmE5FV5aNKsBKL6WScwEaKzNwDp41SSU";
auto owner = abi_data["owner"].as<chain::authority>();
auto active = abi_data["active"].as<chain::authority>();
ilog("new_account_name: " + new_account_name + " ,creator: " + creator);
*m_session << "UPDATE user_address SET address = :nan WHERE crypto_currency_asset_id = :ai AND address = :oan",
soci::use(new_account_name, "nan"),
soci::use(old_account_name, "oan"),
soci::use(asset_id, "ai");
}发布于 2021-04-15 15:42:31
修复了!
auto arrSize = sizeof(owner.keys)/sizeof(owner.keys[0]);
auto ownerPK = static_cast<std::string>(owner.keys[0].key);https://stackoverflow.com/questions/67089540
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