Object Semantics in C++CLI

... shown in Listing 4-4. Listing 4-4. Unboxing an Object to an Integer // unboxing.cpp using namespace System; Object^ f (Object^ obj) { Console::WriteLine(" ;In f, with " + obj->ToString() ... obj; } int main() { int i = 1; int j = safe_cast<int>( f(i) ); // Cast back to int to unbox the object. } The output of Listing 4-4 is as follows: In f, with 1. In Listing 4-4...

Ngày tải lên: 05/10/2013, 08:20

... defines the variable as closely as possible to its point of use in the listing. Variables defined in the loop statement this way are visible from the point of definition onward in the listing ... I/O Binary I/O The reinterpret_cast Operator Closing Files Object I/O I/O with Multiple Objects File Pointers Specifying the Position Specifying the Offset The tellg() Function Error Handling...

Ngày tải lên: 21/02/2014, 06:20

... the listing, pointing to the opening brace following main. If you want to start somewhere other than the beginning of the program, position the cursor on the line where you want to start debugging. ... following the instructions in the section earlier in this Appendix titled “Adding Additional Source Files to your Project.” • Insert the line #include &ltcondefs.h> at the beginn...

Ngày tải lên: 05/03/2014, 20:20

... 302 Defining and Assigning string Objects 302 Input/Output with string Objects 304 Finding string Objects 305 Modifying string Objects 306 Comparing string Objects 307 Accessing Characters in string ... Page xi OBJECT- ORIENTED PROGRAMMING IN C++, FOURTH EDITON xii Copying a String Using Pointers 454 Library String Functions 456 The const Modifier and Pointers 456 Arrays of Pointers t...

Ngày tải lên: 30/03/2014, 02:20

... 302 Defining and Assigning string Objects 302 Input/Output with string Objects 304 Finding string Objects 305 Modifying string Objects 306 Comparing string Objects 307 Accessing Characters in string ... Page xi OBJECT- ORIENTED PROGRAMMING IN C++, FOURTH EDITON xii Copying a String Using Pointers 454 Library String Functions 456 The const Modifier and Pointers 456 Arrays of Pointers t...

Ngày tải lên: 28/04/2014, 15:36

... 131 4 Introduction to mixed-mode programming 133 4.1 Using interior and pinning pointers 135 Interior pointers 136 ■ Pinning pointers 141 4.2 Working with interop mechanisms 147 Accessing a ... Accessing a COM object via a custom RCW 212 The COM object to interop with 212 ■ Writing the custom RCW 215 ■ Using the custom RCW 218 www.it-ebooks.info xii CONTENTS 5.6 Writing a singl...

Ngày tải lên: 05/05/2014, 11:14

... following example code shows a typical pointer: #include <stdio.h> int main() { int i,j; int *p; /* a pointer to an integer */ p = &i; *p=5; j=i; printf("%d ... and beneficial to create pointer types in C, as shown below: typedef int *IntPointer; ... IntPointer p; This is the same as saying: int *p; This technique will be used in many of the examples ... begin thinking abou...

Ngày tải lên: 16/08/2012, 11:09

... thatremain are, of course, our responsibility. We are very interested in weeding out such errorsin future printings, so if you find one, please send email to any of us. We will maintain anerrata ... UDP).Internet addresses are 32-bit binary numbers. 1In writing down Internet addressesfor human consumption (as opposed to using them inside applications), we typically showthem as a string of ....

Ngày tải lên: 17/08/2012, 08:39