#pragma once class TWSAPIDLLEXP SoftDollarTier { std::string m_name, m_val, m_displayName; public: SoftDollarTier(const std::string& name = "", const std::string& val = "", const std::string& displayName = ""); std::string name() const; std::string val() const; std::string displayName() const; //封装添加 bool operator==(const SoftDollarTier & a) { return a.name() == this->name(); } bool operator!=(const SoftDollarTier & a) { return a.name() != this->name(); } };