【原创】取文本中间内容

CString GetMidStr(CString str,CString strL,CString strR)
{
	CString strs;
	int len;
	int len2;
	len = str.Find(strL) + strL.GetLength();
	len2 = str.Find(strR);
	strs = str.Left(len2);
	str = strs.Right(strs.GetLength()-len);
	return str;
}