字符数据类型转换代码

《字符数据类型转换代码(全部调试通过)》

作者：Coderui                                                            书于：2007-6-12

------------------------------------------------------------------------
int nSize;
char* bufw;
CString str = "Coderui";

nSize = str.GetLength();
bufw = new char[nSize + 1];
strcpy (bufw, str);//CString转char*

delete[] bufw;
------------------------------------------------------------------------
CString str = "Coderui";
char* p;
p = str.GetBuffer(str.GetLength());//CString转char*
------------------------------------------------------------------------
CString str = "Coderui";
unsigned char* p;
p = (unsigned char*)str.GetBuffer(str.GetLength());//CString转unsigned char*
------------------------------------------------------------------------
CString str = "88";
int i = atoi(str);//CString转int
------------------------------------------------------------------------
char* p = "88";
int i = atoi(p);//char*转int
------------------------------------------------------------------------
int i = 88;
CString str;
str.Format("%d", i);//int转CString
------------------------------------------------------------------------
char ch[8] = {0};
CString str = "Coderui";
strncpy(ch, (LPCTSTR)str, sizeof(ch));//CString转char []
------------------------------------------------------------------------
char ch[8] = {"Coderui"};
CString str;
str.Format(ch);//char []转CString
------------------------------------------------------------------------

int Year,Month,Day,Hour,Min,Sec;
CString OnTime = "2007-5-8 09:05:21";
sscanf(OnTime, "%d-%d-%d %d:%d:%d", &Year, &Month, &Day, &Hour, &Min, &Sec);
CTime Time(Year, Month , Day, Hour, Min, Sec);//CString转CTime
------------------------------------------------------------------------

CString OnTime;
CTime Time = GetCurrentTime();
OnTime = Time.Format("%Y-%m-%d %H:%M:%S");//CTime转CString
------------------------------------------------------------------------
CString OnTime;
SYSTEMTIME st;

GetLocalTime(&st);
OnTime.Format("%d-%02d-%02d %d:%d:%d", st.wYear, st.wMonth, st.wDay, st.wHour, st.wMinute, st.wSecond);//SYSTEMTIME转CString(日期)
------------------------------------------------------------------------
CONST CHAR *pc = "Coderui";
CString str;
PCTSTR pctstr;
LPCTSTR lpctstr;
PCUTSTR pcutstr;
LPCUTSTR lpcutstr;
LPCSTR lpcstr;
PCSTR pcstr;

str.Format("%s", pc);//CONST CHAR *转CString
pctstr = pc;//CONST CHAR *转PCTSTR
lpctstr = pc;//CONST CHAR *转LPCTSTR
pcutstr = pc;//CONST CHAR *转PCUTSTR
lpcutstr = pc;//CONST CHAR *转LPCUTSTR
lpcstr = pc;//CONST CHAR *转LPCSTR
pcstr = pc;//CONST CHAR *转PCSTR
------------------------------------------------------------------------
CString str = "Coderui";

CONST CHAR *pc;
PCTSTR pctstr;
LPCTSTR lpctstr;
PCUTSTR pcutstr;
LPCUTSTR lpcutstr;

LPCSTR lpcstr;
PCSTR pcstr;

pc = str.GetBuffer(str.GetLength());//CString转CONST CHAR *
pctstr = str.GetBuffer(str.GetLength());//CString转PCTSTR
lpctstr = str.GetBuffer(str.GetLength());//CString转LPCTSTR
pcutstr = str.GetBuffer(str.GetLength());//CString转PCUTSTR
lpcutstr = str.GetBuffer(str.GetLength());//CString转LPCUTSTR
lpcstr = str.GetBuffer(str.GetLength());//CString转LPCSTR
pcstr = str.GetBuffer(str.GetLength());//CString转PCSTR
------------------------------------------------------------------------
PCTSTR pctstr = "Coderui";
LPCTSTR lpctstr = "Coderui";
PCUTSTR pcutstr = "Coderui";
LPCUTSTR lpcutstr = "Coderui";
LPCSTR lpcstr = "Coderui";
PCSTR pcstr = "Coderui";

CONST CHAR *pc;
CString str;

pc = pctstr;//PCTSTR转CONST CHAR *
pc = lpctstr;//LPCTSTR转CONST CHAR *
pc = pcutstr;//PCUTSTR转CONST CHAR *
pc = lpcutstr;//LPCUTSTR转CONST CHAR *
pc = lpcstr;//LPCSTR转CONST CHAR *
pc = pcstr;//PCSTR转CONST CHAR *
str.Format("%s", pctstr);//PCTSTR转CString
str.Format("%s", lpctstr);//LPCTSTR转CString
str.Format("%s", pcutstr);//PCUTSTR转CString
str.Format("%s", lpcutstr);//LPCUTSTR转CString
str.Format("%s", lpcstr);//LPCSTR转CString
str.Format("%s", pcstr);//PCSTR转CString
------------------------------------------------------------------------