Absolute C++ (4th Edition) part 48 docx

... with this interface is given in Display 11.9. Namespaces 485 Display 11.8 Hiding the Helping Functions in a Namespace (Interface File) (part 2 of 2) 21 void advance(int hoursAdded, int minutesAdded); 22 ... declarations are a preferable style. 486 Separate Compilation and Namespaces Display 11.9 Hiding the Helping Functions in a Namespace (Implementation File) (part 2 of 3) 25 exi...

Ngày tải lên: 04/07/2014, 05:21

... allow you to use the standard C++ libraries. ■ LIBRARIES AND include DIRECTIVES C++ includes a number of standard libraries. In fact, it is almost impossible to write a C++ program without using ... but for now we only need include direc- tives for standard C++ libraries. A list of some standard C++ libraries is given in Appendix 4. C++ has a preprocessor that handles some simp...

Ngày tải lên: 04/07/2014, 05:21

... of a for statement may be any C++ expressions; therefore, they may involve more (or even fewer) than one variable, and the variables may be of any type. 1 The C++ standard does specify that ... ends the current iteration of the loop body. The break state- ment can be used with any of the C++ loop statements. We described the break statement when we discussed the switch statement. .....

Ngày tải lên: 04/07/2014, 05:21

... score[2] , score[3] , and score[4] . The part that does not change, in this case score , is the name of the array. The part that can change is the integer in the square brackets, ... a[3]. This implementation is diagrammed in Display 5.2. Many of the peculiarities of arrays in C++ can only be understood in terms of these details about memory. For example, in the next...

Ngày tải lên: 04/07/2014, 05:21

... in C, not C++. 16. When you define a C++ class, should you make the member variables public or private? Should you make the member functions public or private? 17. When you define a C++ class, ... or private? 17. When you define a C++ class, what items are considered part of the interface? What items are considered part of the implementation? ■ A structure can be used to combin...

Ngày tải lên: 04/07/2014, 05:21

... accountCents*0.01; 85 balance = balance + fraction(rate)*balance; 86 accountDollars = dollarsPart(balance); 87 accountCents = centsPart(balance); 88 } 89 //Uses iostream: 90 void BankAccount::input( ) 91 { 92 ... balance $"; 94 cin >> balanceAsDouble; 95 accountDollars = dollarsPart(balanceAsDouble); 96 accountCents = centsPart(balanceAsDouble); 97 cout << "Enter interes...

Ngày tải lên: 04/07/2014, 05:21

... input.\n"; 148 exit(1); 149 } 150 double amountAsDouble; 151 cin >> amountAsDouble; 152 dollars = dollarsPart(amountAsDouble); 153 cents = centsPart(amountAsDouble); 154 } 155 int Money::dollarsPart(double ... return- Display 8.1 Operator Overloading (part 5 of 5) 157 int Money::centsPart(double amount) const 158 < The rest of the definition is the same as BankAccount::ce...

Ngày tải lên: 04/07/2014, 05:21

... processing in C++ without at least passing contact with C-strings. For example, quoted strings, such as "Hello" , are implemented as C-strings in C++. The ANSI/ISO C++ standard ... type described here may be a bit “old fashioned,” it is still widely used and is an integral part of the C++ language. ■ C-STRING VALUES AND C-STRING VARIABLES One way to represent a st...

Ngày tải lên: 04/07/2014, 05:21

... initializes *n to 17 With earlier C++ compilers, if there was insufficient available memory to create the new variable, then new returned a special pointer named NULL. The C++ standard provides that ... will make your program more portable. The size of the freestore varies from one implementation of C++ to another. It is typically large, and a modest program is not likely to use all...

Ngày tải lên: 04/07/2014, 05:21

... program to illustrate some C++ details about exception handling. It uses much too much machinery for such a simple task, but it is an other- wise uncluttered example of some C++ details. Notice the ... exception is treated normally we mean it is treated as we have described before this subsection. In particular, you can place the function invocation in a try block followed by a catch blo...

Ngày tải lên: 04/07/2014, 05:21