String to Hex
sscanf(string, %04X, &your_word16); // where string = your string and// 04 = length of your string and X = hex
Hex to CString
CString Str; unsigned char Write_Buff[1]; Write_Buff[0] = 0x01; Str.Format("0x0%x",Write_Buff[0]);
COleVariant to CString
CString strTemp; COleVariant Var; Var = "FirstName"; strTemp = Var.bstrVal; AfxMessageBox(strTemp);
CString to char pointer
CString MyString = "ABCDEF"; char * szMyString = (char *) (LPCTSTR) MyString;char *pBuffer = new char[1024]; CString strBuf = "Test"; pBuffer = strBuf.GetBuffer(sizeof(pBuffer));
char pointer to CString
char * mystring = "12345"; CString string = mystring;
Double to CString including the fractional part
CString strValue,strInt, strDecimal; int decimal,sign; double dValue = 4.125; strValue = _fcvt(dValue,6,&decimal,&sign); // Now decimal contains 1 because there is // only one digit before the . strInt = strValue.Left(decimal); // strInt contains 4 strDecimal = strValue.Mid(decimal); // strDecimal contains 125 CString strFinalVal; strFinalVal.Format("%s.%s",strInt,strDecimal); // strFinalVal contains 4.125
Double To CString
CString strValue; int decimal,sign; double dValue = 123456789101112; strValue = _ecvt(dValue,15,&decimal,&sign);
CString To Double
strValue = "121110987654321"; dValue = atof(strValue);
CString to LPCSTR
CString str1 = _T("My String"); int nLen = str1.GetLength(); LPCSTR lpszBuf = str1.GetBuffer(nLen); // here do something with lpszBuf........... str1.ReleaseBuffer();
CString to LPSTR
CString str = _T("My String"); int nLen = str.GetLength(); LPTSTR lpszBuf = str.GetBuffer(nLen); // here do something with lpszBuf........... str.ReleaseBuffer();
CString to WCHAR*
CString str = "A string here" ; LPWSTR lpszW = new WCHAR[255]; LPTSTR lpStr = str.GetBuffer( str.GetLength() ); int nLen = MultiByteToWideChar(CP_ACP, 0,lpStr, -1, NULL, NULL); MultiByteToWideChar(CP_ACP, 0, lpStr, -1, lpszW, nLen); AFunctionUsesWCHAR( lpszW ); delete[] lpszW;
LPTSTR to LPWSTR
int nLen = MultiByteToWideChar(CP_ACP, 0, lptStr, -1, NULL, NULL); MultiByteToWideChar(CP_ACP, 0, lptStr, -1, lpwStr, nLen);
string to BSTR
string ss = "Girish"; BSTR _bstr_home = A2BSTR(ss.c_str());
CString to BSTR
CString str = "whatever" ; BSTR resultsString = str.AllocSysString();
_bstr_t to CString
#include #include_bstr_t bsText("Hai Bayram"); CString strName; W2A(bsText, strName.GetBuffer(256), 256); strName.ReleaseBuffer(); AfxMessageBox(strName); char szFileName[256]; GetModuleFileName(NULL,szFileName,256); AfxMessageBox(szFileName);
Character arrays
Char array to integer
char MyArray[20]; int nValue; nValue = atoi(MyArray);
Char array to float
char MyArray[20]; float fValue; fValue = atof(MyArray);
Char Pointer to double
char *str = " -343.23 "; double dVal; dVal = atof( str );
Char Pointer to integer
char *str = " -343.23 "; int iVal; iVal = atoi( str );
Char Pointer to long
char *str = "99999"; long lVal; lVal = atol( str );
Char* to BSTR
char * p = "whatever"; _bstr_t bstr = p;
Float to WORD and Vice Versa
float fVar; WORD wVar; fVar = 247.346; wVar = (WORD)fVar; //Converting from float to WORD. //The value in wVar would be 247 wVar = 247; fVar = (float)fVar; //Converting from WORD to float. //The value in fVar would be 247.00
LPSTR ->BSTR
BSTR bstr;
CString temp;
LPSTR lpstr;
temp = lpstr;
bstr = temp.AllocSysString();
BSTR -> int
CString str = CString(width);
this->m_width = atoi(str);
CString -> BSTR
BSTR bsFile = CString( pszFile ).AllocSysString();
CString -> char*
char * pszValue = NULL;
CString strValue = "AAA";
pszValue = (LPSTR)(LPCTSTR)strValue;
BSTR -> char*
char* BSTRtoChar(BSTR in)
{
char* pChar = (char*)malloc(_bstr_t(in).length());
strcpy(pChar,(char*)_bstr_t(in));
SysFreeString(in);
return pChar;
}
LPCTSTR -> int
int op1 = atoi((LPCTSTR) m_op1);
int op2 = atoi((LPCTSTR) m_op2);
int ->LPCTSTR
CString s;
s.Format(_T("%0.*f"),(int)nPos);
CString -> WCHAR
WCHAR wstring[1024];
ZeroMemory(wstring, sizeof(wstring));
mbstowcs(wstring, (LPCTSTR)fullPath, fullPath.GetLength());







댓글을 달아 주세요