array in c programming language ppt

The C# Programming Language Fourth Edition ppt

... declared without the static modiﬁer deﬁnes an instance ﬁeld. Every instance of a class contains a separate copy of all the instance ﬁelds of that class. In the following example, each instance ... acme.cs, the command linecsc /t:library acme.cscompiles the example as a library (code without a Main entry point) and produces an assembly named acme.dll.Assemblies contain executable code ... T[ ] Array creationtypeof(T) Obtain System.Type object for Tchecked(x) Evaluate expression in checked contextunchecked(x) Evaluate expression in unchecked contextdefault(T) Obtain default...

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Object-Oriented Programming in C++, Fourth Edition ppt

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... //for cout, etc.using namespace std;int main(){char charvar1 = ‘A’; //define char variable as characterchar charvar2 = ‘\t’; //define char variable as tabcout << charvar1; //display charactercout ... charactercout << charvar2; //display charactercharvar1 = ‘B’; //set char variable to char constantcout << charvar1; //display charactercout << ‘\n’; //display newline characterreturn ... backslash causes an“escape” from the normal way characters are interpreted. In this case the t is interpreted not asthe character ‘t’ but as the tab character. A tab causes printing to continue...

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Windows Phone Programming in C# Rob Miles pptx

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... 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...

A Complete Guide to Programming in C++ part 3 pptx

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... 734Explicit Instantiation 736Exercises 738Solutions 742Chapter 33 Containers 749Container Types 750Sequences 752Iterators 754Declaring Sequences 756Inserting in Sequences 758Accessing Objects ... class defines acertain object type by defining both the properties and the capacities of the objects ofthat type. Objects communicate by sending each other “messages,” which in turn acti-vate ... 1FundamentalsThis chapter describes the fundamental characteristics of the object-oriented C+ + programming language. In addition, you will be introducedto the steps necessary for creating a fully functional...

A Complete Guide to Programming in C++ part 11 ppt

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... 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 ... outputcout << "\nThe corresponding character: " << c << endl;code = c; // Character code. Is only// necessary, if input is > 255.cout << "\nCharacter codes"<< ... setw()#include <string> // Class stringusing namespace std;int main(){string word; // To read a word.// char ch; is not needed.// cout << instead of cin >> .cout <<...

A Complete Guide to Programming in C++ part 29 ppt

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... additionalexercise—references and pointers to objects.268■CHAPTER 14 METHODS// account2_t.cpp// Using the constructors of class Account.// #include "account.h"int main(){Account giro("Cheers, ... 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 ... 0.0;}■CONSTRUCTORSClass Account with constructorsDefining the constructorsCONSTRUCTORS■267ᮀ The Task of a ConstructorTraditional programming languages only allocate memory for a variable being...

A Complete Guide to Programming in C++ part 35 pptx

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... 328■CHAPTER 16 ARRAYS// AccountTab.cpp// An array containing objects of class Account.// #include "account.h" // Definition of class Account#include <iostream>using namespace ... .■DEFINING ARRAYSThe array arr in memorySample programDEFINING ARRAYS■323An array contains multiple objects of identical types stored sequentially in memory. Theindividual objects in an array, ... opposite. In the C language, strings are usually represented as char vectors with a terminatingnull character. In C+ +, strings of this type are referred to as C strings to distinguish themfrom objects...

A Complete Guide to Programming in C++ part 38 ppt

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... number in a table of// accounts and outputs the found account.// #include "account.h" // Definition of class Account.Account accountTab[100]; // Table containing accounts.int main(){int ... accounts.int main(){int cnt; // Actual number of accounts.Account *aPtr; // Pointer to Account-objects.// To input data into accountTab and actualize cnt.// To search for the account number 1234567:bool ... containingthe terminating null character.The function reverse() on the opposite page copies the characters of a C string toa second char array in reverse order, first copying the last character...

A Complete Guide to Programming in C++ part 46 ppt

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... 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&...

A Complete Guide to Programming in C++ part 54 ppt

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... scanner()printer()Exercise 3512■CHAPTER 23 INHERITANCE// car_t.cpp: Testing the base class Car and// the derived class PassCar.// #include "car.h"int main(){const PassCar ... member objects are created anddestroyed.Exercise 2Derive two classes, DepAcc and SavAcc, from the Account class, which wasdefined 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...

A Complete Guide to Programming in C++ part 62 ppt

Danh mục: Kỹ thuật lập trình

... base classes PassCar and Van contain a method called getProd(), whichthey both inherited from the Car class. In this case the compiler cannot decide whichmethod is meant.Ambiguity in the context ... inherited by PassCar from the Car class.592■CHAPTER 27 MULTIPLE INHERITANCECarPassCar VanSUVclass PassCar : public virtual Car{// Here are additional members// of class PassCar};class ... matter whether a class derived directlyfrom Car contains a base initializer or not. Base initializers for virtual indirect baseclasses defined in the constructor of a direct base class are ignored....

A Complete Guide to Programming in C++ part 67 pptx

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... ABOUT FILES// account.h : Defines the classes// Account, DepAcc, and SavAcc// with virtual read and write methods.// // . . .enum TypeId { ACCOUNT, DEP_ACC, SAV_ACC };class Account{private: ... exceptio.h : Exception classes for file access// #ifndef _EXCEPTIO_H#define _EXCEPTIO_H#include <string>#include <iostream>using namespace std;class FileError{private:string filename;public:FileError( ... as"account.fle" cannot be found.POSITIONING FOR RANDOM ACCESS■641ᮀ Discovering and Changing the Current PositionThe file stream classes comprise methods to discover and change the current position in a...

A Complete Guide to Programming in C++ part 69 ppt

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... \n"<< endl;}};class SavAcc: public Account{private:double interest; // Compound interestpublic:// Methods as in class DepAcc.};// // The definition of class AccFileclass AccFile{private:fstream ... ReadError(name);Account* buf;switch( id ){case ACCOUNT: buf = new Account;break;case SAV_ACC: buf = new SavAcc;break;666■CHAPTER 29 MORE ABOUT FILEScase DEP_ACC: buf = new DepAcc;break;}if( ... files.// #ifndef _ACCOUNT_H#define _ACCOUNT_H#include <fstream>#include <iostream>#include <iomanip>#include <string>using namespace std;#include "exceptio.h"enum...

A Complete Guide to Programming in C++ part 71 pptx

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... Sorts an array of pointers to accounts// according to the account numbers// #include "account.h"void ptrSwap(Account**, Account** );void accSort( Account** kptr, int n){Account ... DynamicallyNow let’s look into creating a dynamic array of pointers to Account class objects.Example: Account** ptr = new Account*[400];The pointer ptr is now pointing at the first pointer in ... a pointer variable that can access the first element in the array. Since each element in the array is a pointer, this pointer variable must be apointer to a pointer.ᮀ Generating Pointer Arrays...

A Complete Guide to Programming in C++ part 73 pptx

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... needed for sorting are displayed.// #include <iostream>#include <iomanip>#include <cstdlib>#include <ctime>using namespace std;void isort(int *v, int lenv);// For ... methods of class Matrix// #include "matrix.h"Matrix:: Matrix( int ro, int co, double val){lines = ro; cols = co;mat = new Row*[lines]; // Array of pointers to// arrays of rowsint i, ... letters, and converting binarynumbers. Finally, the definition of bit-fields is introduced.chapter31SOLUTIONS■703Matrix:: Matrix( const Matrix& m){lines = m.lines; cols = m.cols; //...