[英]how to log size of array with ilog
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'
我该如何解决?
我了解 c ++ 方法非常具体。 因此,我将扩展我的问题,从而摸索出路。
如何从auto owner
那里获取公钥字符串。
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转换所有这些以进行正确的工作并获得正确的公钥并替换硬编码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");
}
固定的!
auto arrSize = sizeof(owner.keys)/sizeof(owner.keys[0]);
auto ownerPK = static_cast<std::string>(owner.keys[0].key);
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