C / C++ / MFC

LPTSTR MyPadRight(LPCTSTR pSrcStr, int nNewLen, TCHAR padchar)
{
   int nNewStrLen = max(_tcslen(pSrcStr) + 1, nNewLen + 1);

   TCHAR *pNewStr = new TCHAR[nNewStrLen];

   _tcscpy(pNewStr, pSrcStr)

   for (int i = _tcslen(pSrcStr); i < nNewStrLen - 1; ++i)
      pNewStr[i] = padchar;

   pNewStr[nNewStrLen - 1] = _T('\0');

   return pNewStr;
}

Mark Salsbery
Microsoft MVP - Visual C++

static char* PadRight(int nCharsToPad, char *strToPad, char chPadValue);

StringHelper::PadRight(15, "padMe", '0');

teejayem wrote:

I am passing 15 as the value but when i check it in the debugger it is 13045942

Mark Salsbery
Microsoft MVP - Visual C++

 namespace Server {

	class StringHelper {
		public:
			static char* PadRight(int nCharsToPad, char *strToPad, char chPadValue);
	};
}

 char* StringHelper::PadRight(int nCharsToPad, char *strToPad, char chPadValue) {

	char* strPadResult;
	int nCurLen = strlen(strToPad);
	strPadResult = (char*)malloc(sizeof(nCharsToPad));

	for (int i = 0; i <= nCharsToPad - nCurLen;i++) {
		strPadResult[i] = chPadValue;
	}

	int nIndex = 0;
	for (int j = nCharsToPad - nCurLen; j < nCharsToPad; j++) {
		strPadResult[j] = strToPad[nIndex];
		nIndex++;
	}

	strPadResult[nCharsToPad] = '\0';
	return strPadResult;
}

strPadResult = (char*)malloc(nCharsToPad + 1);

teejayem wrote:

how can i duplicate this in win32?

char *padRight( char *pStr, int nLen )
{
    char *pTemp = new char[nLen + 1];
 
    sprintf(pTemp, "%-*s", nLen, pStr);
 
    return pTemp;
}