Wang Zhen wrote:

> --- Before ---
> curl_easy_setopt(pURL, CURLOPT_URL,
> pNextSE->GetQueryString(theRobber.m_strKeyWord));
> --- After ---
> CString strQueryString =
> pNextSE->GetQueryString(theRobber.m_strKeyWord);
> curl_easy_setopt(pURL, CURLOPT_URL, strQueryString);
> --- End ---
> But I do not know the reasons why it works after changing.

I suspect that in the Before case the third argument to
curl_easy_setopt() is not automatically converted into
a character pointer, but in the After case it is. This is
possibly because in the Before case the compiler has to
generate a temporary variable for the return value of
GetQueryString().

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Received on 2003-02-19