Absolute C++ (4th Edition) part 46 ppsx

... separate files. The public part of the definition for a class is part of the interface for the class, but the private part is part of the implemen- tation. This is a problem because C++ will not allow ... and helping functions are part of the implementation. They are not part of the interface. The word private indicates that they are not part of the public interface. 460 Se...

Ngày tải lên: 04/07/2014, 05:21

... ANSI/ISO C++ standard requires that a C++ compiler that claims compliance with the standard treat any declaration in a for loop initializer as if it were local to the body of the loop. Earlier C++ ... << x << endl; } cout << x << endl; } ■ There are two kinds of functions in C++: functions that return a value and void functions. ■ A function should be defined...

Ngày tải lên: 04/07/2014, 05:21

... Wednesday, August 13, 2003 12:51 PM Multidimensional Arrays 209 Display 5.9 Two-dimensional Array (part 3 of 3) 54 { 55 for (int quizNum = 1; quizNum <= NUMBER_QUIZZES; quizNum++) 56 {//Process ... PM 206 Arrays Viewing a two-dimensional array as an array of arrays will help you to understand how C++ handles parameters for multidimensional arrays. For example, the following is a functi...

Ngày tải lên: 04/07/2014, 05:21

... most compilers. The C++ standard says that what happens when you do this is “undefined.” That means the author of the compiler Display 10.7 A Dynamically Allocated Array (part 2 of 2) 37 //Uses ... p[i] << " "; cout << endl; Display 10.8 Returning a Pointer to an Array (part 1 of 2) 1 #include <iostream> 2 using std::cout; 3 using std::endl; 4 int* doubler(...

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Ngày tải lên: 04/07/2014, 05:21

... 20, 2003 2:21 PM 1 C++ Basics 1.1 INTRODUCTION TO C++ 2 Origins of the C++ Language 2 C++ and Object-Oriented Programming 3 The Character of C++ 3 C++ Terminology 4 A Sample C++ Program 4 1.2 ... developed C++ in the early 1980s. Stroustrup designed C++ to be a better C. Most of C is a subset of C++, and so most C programs are also C++ programs. (The reverse is not true;...

Ngày tải lên: 04/07/2014, 05:21

... double-precision type was named double in C++. The type that corresponds to single pre- cision in C++ was called float. C++ also has a third type for numbers with a fractional part, which is called long ... notation and is particularly handy for writing very large num- bers and very small fractions. For instance, 3.67 x 10 17 , which is the same as 367000000000000000.0 is best exp...

Ngày tải lên: 04/07/2014, 05:21

... such cases C++ performs an automatic type cast, converting the 5 to 5.0 and placing 5.0 in the variable d. You cannot store the 5 as the value of d without a type cast, but sometimes C++ does the ... output with 1.3 cout 01_CH01.fm Page 28 Wednesday, August 20, 2003 2:21 PM 26 C++ Basics Notice the expression 2*(n++). When C++ evaluates this expression, it uses the value that number...

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... 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...

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... example should be intuitively clear.) Display 2.1 Comparison Operators MATH SYMBOL ENGLISH C++ NOTATION C++ SAMPLE MATH EQUIVALENT = Equal to == x + 7 == 2*y x + 7 = 2y ≠ Not equal to != ans ... in Wonderland INTRODUCTION As in most programming languages, C++ handles flow of control with branch- ing and looping statements. C++ branching and looping statements are similar to bra...

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