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VB code:

lPtr = InStrB(1, buff, StrConv("someString", vbfromUnicode)) - 1

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char *ptr = strstr( buff, "someString );

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char *ptr = strstr( buff, "someString );

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vbfromUnicode: Converts the given string from Unicode to the system's default code page.

ÔõÑù°Ñ L"someString" ת³ÉϵͳµÄĬÈϱàÂëÄØ£¿

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_T("someString")

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#include <tchar.h>

LPTSTR lPtr = _tcsstr(_T("someString"));

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LPWSTR lPtr = wcsstr(L"someString");

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LPTSTR lPtr = _tcsstr(_T("someString"), buff);
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LPWSTR lPtr = wcsstr(L"someString", buff);

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