CCodes的专栏

原创 zero_pad.c

  #include void main(void) {   int value = 5;   printf ("%01d/n", value);   printf ("%02d/n", value);   printf ("%03d/n", value);   printf ("%04d/n", value); }

原创 write_file.h

  #define IDM_EXIT           100#define IDM_TEST           200#define IDM_ABOUT          301LRESULT CALLBACK WndProc  (HWND, UINT, WPARAM, LPARAM);LRESULT CALLBACK About    (HWND, UINT, WPARAM, LPAR

原创 ws.cpp

  #include void main(void) {    char buffer[256];   cout    cin >> ws >> buffer;   cout  } 

原创 xmsdemo.c

  #include #include #include // Note: If you want to use XMS function 0xB, this simple // xms_access routine only works for tiny, small, or medium // models where the value of the data segment does

原创 win_setd.cpp

  #include #include #include void main(void) {    char szBuffer[MAX_PATH+100];    UINT nDrive, AvailDrive = 0;    int dwLogicalDrives = GetLogicalDrives();    DWORD Success;    printf("Number of l

原创 workdays.c

  #include void main(void) {   char *workdays[] = {"Monday", "Tuesday", "Wednesday",                        "Thursday", "Friday", "" };   char **work_day;   work_day = workdays;    while (*work_

原创 write_file.cpp

  #include   #include "Write_File.h" #if defined (WIN32) #define IS_WIN32 TRUE#else #define IS_WIN32 FALSE#endif#define IS_NT      IS_WIN32 && (BOOL)(GetVersion() #define IS_WIN32S  IS_WIN32 && (B

原创 win_equip.cpp

  #include LRESULT CALLBACK WndProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam ){   switch (uMsg)   {         case WM_COMMAND:               switch ( LOWORD( wParam ) )               {   

原创 win_free.cpp

  #include #include #include void main(void) {    char szBuffer[MAX_PATH+100];    UINT nRow = 0;    UINT nDrive = 0;    DWORD dwLogicalDrives = GetLogicalDrives();     for ( nDrive = 0; nDrive    

原创 win_a.cpp

  #include #include #include void main(void) {    char szBuffer[MAX_PATH+100];    UINT nDrive = 0;    DWORD dwLogicalDrives = GetLogicalDrives();  if ( dwLogicalDrives & (1      { // Is drive avai

原创 win_did.cpp

  #include #include #include void main(void) {    char szBuffer[MAX_PATH+100];    DWORD dwLogicalDrives = GetLogicalDrives();     for ( nDrive = 0; nDrive       {        if ( dwLogicalDrives & (1

原创 win_dtre.cpp

  //// win_dtre.cpp//#include "CmnHdr.H"#include #include #include #include #include #include #include "Resource.H"static BOOL IsChildDir (WIN32_FIND_DATA *lpFindData) {  return(    ((lpFindData

原创 whichday.c

  #include void main(void) {   enum { Monday, Tuesday, Wednesday, Thursday, Friday } day;      for (day = Monday; day     if (day == Monday)      printf("No fun---meetings all day Monday/n");    e

原创 window.c

  #include void main(void) {   int i, j;   window(1, 1, 40, 12);   for (i = 0; i     {      for (j = 0; j        cprintf("%d", j);      cprintf("/r/n");    } }

原创 winres.h

  // This is a part of the Microsoft Foundation Classes C++ library.// Copyright (C) 1992-1995 Microsoft Corporation// All rights reserved.//// This source code is only intended as a supplement to the

原创 wherexy.c

  #include void main(void) {   int row, column;   clrscr();   cprintf("This is line 1/r/n");   cprintf("Line 2 is a little longer/r/n");   cprintf("This is the last line");   row = wherey();  

原创 walk_directories.cpp

  //// Walk_Directories.cpp//#include "CmnHdr.H"#include #include #include #include #include #include #include "Resource.H"static BOOL IsChildDir (WIN32_FIND_DATA *lpFindData) {  return(    ((lp

原创 weekdays.c

  #include void main(void) {   char *weekdays[7] = {"Sunday", "Monday", "Tuesday", "Wednesday",                        "Thursday", "Friday", "Saturday"};   int i;   for (i = 0; i      printf("we

原创 wait_yn.c

  #include #include #include void main(void) {   char letter;               // Letter typed by the user   printf("Do you want to continue? (Y/N): ");   letter = getch();                  // Get

原创 visible.c

  #include void main(void) {    int value = 1500;   if (value > 1499)     {       int value = 1;       printf("Inner value is %d/n", value);     }   printf("Outer value is %d/n", value);  }

原创 vowels.c

  #include void main(void) {   char letter;   int vowel_count = 0;      for (letter = A; letter      switch (letter) {       case A:       case E:       case I:       case O:       case

原创 virt_one.cpp

  #include class Base { public:   virtual void show_message(void) { cout };class Derived: public Base { public:   virtual void show_message(void) { cout };void main(void) {   Base *base_pointer

原创 virtual_query.h

  #define IDM_EXIT           100#define IDM_TEST           200#define IDM_ABOUT          301LRESULT CALLBACK WndProc  (HWND, UINT, WPARAM, LPARAM);LRESULT CALLBACK About    (HWND, UINT, WPARAM, LPAR

原创 virt_hie.cpp

  #include class base { public:   virtual void vfunc(void)    {      cout     } };class derived1 : public base { public:   void vfunc(void)    {      cout     } };class derived2 : public derived

原创 virtual_query.cpp

  #include   #include "Virtual_Query.h" #if defined (WIN32) #define IS_WIN32 TRUE#else #define IS_WIN32 FALSE#endif#define IS_NT      IS_WIN32 && (BOOL)(GetVersion() #define IS_WIN32S  IS_WIN32 &&

原创 virclass.cpp

原创 virtual_allocate.cpp

  #include   #include "Virtual_Allocate.h" #if defined (WIN32) #define IS_WIN32 TRUE#else #define IS_WIN32 FALSE#endif#define IS_NT      IS_WIN32 && (BOOL)(GetVersion() #define IS_WIN32S  IS_WIN32

原创 virtual_allocate.h

  #define IDM_EXIT           100#define IDM_TEST           200#define IDM_ABOUT          301LRESULT CALLBACK WndProc  (HWND, UINT, WPARAM, LPARAM);LRESULT CALLBACK About    (HWND, UINT, WPARAM, LPAR

原创 vector2.cpp

  #ifdef __BCPLUSPLUS__#include #include #else#include #include #endifusing namespace std;typedef vector INTVECTOR;void main(void) {   // Dynamically allocated vector begins with 0 elements.   INT

原创 vfunc_ex.cpp

  #include class convert { protected:   double val1;   double val2; public:   convert(double i)    {      val1 = i;    }    double getconv(void) {return val2;}    double getinit(void) {return val1;}

原创 vfunc_in.cpp

原创 utime.c

  #include #include void main(int argc, char **argv) {   if (utime(argv[1], (struct utimbuf *) NULL))     printf("Error setting date and time/n");   else     printf("Date and time stamp set/n"); }

原创 u_intout.c

  #include void main(void) {   unsigned int value = 42000;   printf("Displaying 42000 as unsigned %u/n", value);   printf("Displaying 42000 as int %d/n", value); }

原创 vector1.cpp

  //  If you use Visual C++, set the compile options to /GX#ifdef __BCPLUSPLUS__#include #include #else#include #include #endifusing namespace std;typedef vector INTVECTOR;const ARRAY_SIZE = 4;voi

原创 use_str.cpp

  #include #include #include #include #include class Strings {   char *p;   int size; public:   Strings(char *str);   Strings(void);   Strings(const Strings &obj);           // Copy constructor   ~S

原创 use_swap.c

  #include void swap_values(int *, int *);void main(void) {   int a = 1, b = 2;   printf("Original values a %d b %d/n", a, b);   swap_values(&a, &b);   printf("Swapped values a %d b %d/n", a,

原创 use_man.cpp

  #include #include void main(void) {   cout    cout  } 

原创 use_max.c

  #include int get_maximum(int, int);void main(void) {   int result;   result = get_maximum(100, 200);   printf("The larger value is %d/n", result); }

原创 use_mem.cpp

  #include void main(void) {   cout.setf(ios::hex);   cout    cout.unsetf(ios::hex);   cout.fill(?);   cout.width(10);   cout  } 

原创 use_sbuf.cpp

  // Operations with streambufs.#include #include void main(void) {   int c;   const char *filename = "_junk_.$$$";   ofstream outfile;   streambuf *out, *input = cin.rdbuf();   // Position at the