?? stringex.cpp
字號:
// StringEx.cpp: implementation of the CStringEx class.
//
#include "stdafx.h"
#include "StringEx.h"
#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE[]=__FILE__;
#define new DEBUG_NEW
#endif
//////////////////////////////////////////////////////////////////////
// CStringEx
int CStringEx::Find(LPCTSTR lpszSub, int nStartPos) const
{
ASSERT(AfxIsValidString(lpszSub, FALSE));
// find first matching substring
LPTSTR lpsz = _tcsstr(m_pchData+nStartPos, lpszSub);
// return -1 for not found, distance from beginning otherwise
return (lpsz == NULL) ? -1 : (int)(lpsz - m_pchData);
}
int CStringEx::FindNoCase(LPCTSTR lpszSub, int nStartPos) const
{
CStringEx sLowerThis = *this;
sLowerThis.MakeLower();
CStringEx sLowerSub = lpszSub;
sLowerSub.MakeLower();
return sLowerThis.Find(sLowerSub, nStartPos);
}
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