... //for cout, etc.
using namespace std;
int main()
{
char charvar1 = ‘A’; //define char variable as character
char charvar2 = ‘\t’; //define char variable as tab
cout << charvar1; //display character
cout ... character
cout << charvar2; //display character
charvar1 = ‘B’; //set char variable to char constant
cout << charvar1; //display character
cout << ‘\n’; //display newline character
return ... backslash causes an
“escape” from the normal way characters are interpreted. In this case the t is interpreted not as
the character ‘t’ but as the tab character. A tab causes printing to continue...
...
When you install the framework you get a command line compiler which can
take C# source files and convert them into executable ones using console
commands such as:
csc MyProg.cs
This command ... then putting it back (which is really all
computers do). The most popular speed measure in a computer is the clock
speed. A CPU has a clock that ticks when it is running. At each clock tick the ...
1. Windows Phone is a powerful computing platform.
2. All Windows Phone devices have a core specification. This includes a
particular size of display, capacitive touch input that can track at...
... 734
Explicit Instantiation 736
Exercises 738
Solutions 742
Chapter 33 Containers 749
Container Types 750
Sequences 752
Iterators 754
Declaring Sequences 756
Inserting in Sequences 758
Accessing Objects ... class defines a
certain object type by defining both the properties and the capacities of the objects of
that type. Objects communicate by sending each other “messages,” which in turn acti-
vate ... 1
Fundamentals
This chapter describes the fundamental characteristics of the object-
oriented C+ + programming language. In addition, you will be introduced
to the steps necessary for creating a fully functional...
... Manipulator setw()
using namespace std;
int main()
{
unsigned char c = 0;
unsigned int code = 0;
cout << "\nPlease enter a decimal character code: ";
cin >> code;
c = code; // Save ... output
cout << "\nThe corresponding character: " << c << endl;
code = c; // Character code. Is only
// necessary, if input is > 255.
cout << "\nCharacter codes"
<< ... setw()
#include <string> // Class string
using namespace std;
int main()
{
string word; // To read a word.
// char ch; is not needed.
// cout << instead of cin >> .
cout <<...
... additional
exercise—references and pointers to objects.
268
■
CHAPTER 14 METHODS
// account2_t.cpp
// Using the constructors of class Account.
//
#include "account.h"
int main()
{
Account ... holiday.print();
return 0;
}
266
■
CHAPTER 14 METHODS
// account.h
// Defining class Account with two constructors.
//
#ifndef _ACCOUNT_
#define _ACCOUNT_
#include <string>
using namespace std;
class ... Account class. The class now has two constructors.
ᮀ Definition
Since a constructor has the same name as its class, the definition of a constructor always
begins with
Class_name::Class_name
In...
... found account.
//
#include "account.h" // Definition of class Account.
Account accountTab[100]; // Table containing accounts.
int main()
{
int cnt; // Actual number of accounts.
Account ... Pointer to Account-objects.
// To input data into accountTab and actualize cnt.
// To search for the account number 1234567:
bool found = false;
for( aPtr = accountTab; aPtr < accountTab+cnt;++aPtr)
if( ... function reverse() on the opposite page copies the characters of a C string to
a second char array in reverse order, first copying the last character in s1, that is, the
character with the index...
... fractions
//
#ifndef _FRACTION_
#define _FRACTION_
#include <iostream>
#include <cstdlib>
using namespace std;
class Fraction
{
private:
long numerator, denominator;
public:
Fraction(long ... "Enter the price in Euros: "
cin >> price;
The second statement causes the following call:
operator>>( cin, price);
As cin is an object of the standard istream class, the first ... return hour; }
int getMinute() const { return minute; };
int getSecond() const { return second; };
int asSeconds() const // daytime in seconds
{
return (60*60*hour + 60*minute + second);
}
DayTime&...
... setAxles( int a );
int getAxles() const;
void setCapacity( double cp );
void getCapacity() const;
void display() const;
■
EXERCISES
For exercise 1
Class Truck being derived from class Car
REDEFINING ... member objects are created and
destroyed.
Exercise 2
Derive two classes, DepAcc and SavAcc, from the Account class, which was
defined in Chapter 14, in the section titled “Const Objects and Methods.”
Additionally ... could contain the dimen-
sions and other characteristics of a general windows. The characteristics need protecting;
however, methods in derived classes will still need direct access.
ᮀ Protected...
... base classes PassCar and Van contain a method called getProd(), which
they both inherited from the Car class. In this case the compiler cannot decide which
method is meant.
Ambiguity in the context ... matter whether a class derived directly
from Car contains a base initializer or not. Base initializers for virtual indirect base
classes defined in the constructor of a direct base class are ignored. ... page
shows the inheritance and definition schemes for the new class. An object of the
MotorHome class contains both the members of Car and the members of Home. More
specifically, the object contains two...
... expensive (in time
or space) machine language constructions when compiled. If you write a C program simply and
succinctly, it is likely to result in a succinct, efficient machine language executable. ... alphabetically
less than the second string. Since characters inC are represented by their numeric character set
values, and since most reasonable character sets assign values to characters in alphabetical ... too, can be redirected. printf,
like putchar, prints to the standard output; in fact, you can imagine that printf calls putchar to actually
print each of the characters it formats.)
Using these...