long FString::LastIndexOfAny (const FString &charset, long endIndex) const { return LastIndexOfAny (charset.Chars, endIndex); }
long FString::LastIndexOfAny (const FString &charset) const { return LastIndexOfAny (charset.Chars, long(Len())); }
long FString::LastIndexOfAny (const char *charset) const { return LastIndexOfAny (charset, long(Len())); }
int stringx::LastIndexOfAny(ref<ArrayV<WCHAR> > chs, int pos) const { pin_ptr<WCHAR> pin = chs->GetBuffer(); return LastIndexOfAny(pin.ptr(), chs->Count(), pos); }