CMarkupSTL 读写xml文件

void read_xml()
{
    char sMsg[126];
    xml.Load(xmlName);
    if(!xml.FindElem("root"))
    {
        sprintf(sMsg, "find fail %s",xml.GetError().c_str());
        return ;
    }
    xml.IntoElem();
    xml.FindElem("sub_short_forcast");
    xml.IntoElem();
    while(xml.FindElem("tag"))
    {
        xml.FindElem("sub_short_forcast");
        string str = xml.GetAttrib("PARES_START_TIME");
        cout<<str<<endl;
    }
}

void write_xml()
{
    CMarkupSTL xml; 
    xml.SetDoc("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n");  
    xml.AddElem( "root" );  
    xml.AddChildElem( "sub_short_forcast" );  
    xml.IntoElem();  
    xml.AddChildElem( "tag" );  
    xml.IntoElem();  
    xml.SetAttrib( "name", "zhangfei");
    xml.SetAttrib( "age", "40");
    //xml.OutOfElem();
    xml.Save("./a.xml"); 
}