59 lines
2.1 KiB
C++
59 lines
2.1 KiB
C++
// Fig. 9.5: Account.h
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// Account class with m_name and m_balance data members, and a
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// constructor and deposit function that each perform validation.
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#include <algorithm>
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#include <string>
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#include <string_view>
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class Account {
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public:
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// Account constructor with two parameters
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Account(std::string_view name, double balance)
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: m_name{name}, m_balance{std::max(0.0, balance)} { // member init
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// empty body
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}
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// function that deposits (adds) only a valid amount to the balance
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void deposit(double amount) {
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if (amount > 0.0) { // if the amount is valid
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m_balance += amount; // add it to m_balance
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}
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}
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// function that returns the account balance
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double getBalance() const {
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return m_balance;
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}
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// function that sets the account name
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void setName(std::string_view name) {
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m_name = name; // replace m_name's value with name
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}
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// function that returns the account name
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const std::string& getName() const {
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return m_name;
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}
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private:
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std::string m_name;
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double m_balance;
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}; // end class Account
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/**************************************************************************
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* (C) Copyright 1992-2022 by Deitel & Associates, Inc. and *
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* Pearson Education, Inc. All Rights Reserved. *
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* *
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* DISCLAIMER: The authors and publisher of this book have used their *
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* best efforts in preparing the book. These efforts include the *
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* development, research, and testing of the theories and programs *
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* to determine their effectiveness. The authors and publisher make *
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* no warranty of any kind, expressed or implied, with regard to these *
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* programs or to the documentation contained in these books. The authors *
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* and publisher shall not be liable in any event for incidental or *
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* consequential damages in connection with, or arising out of, the *
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* furnishing, performance, or use of these programs. *
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*************************************************************************/
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