去除XML HEADER:
<?xml version="1.0" encoding="utf-8"?>
if (rspBusiXml.Contains("<?"))//去除XML HEADER
{
int bb = rspBusiXml.IndexOf('>');
rspBusiXml = rspBusiXml.Substring(bb + );
}
原XML：
<?xml version="1.0" encoding="utf-8"?>
<xml>
<code>1</code>
<msg />
<aes_data>MLmJWX/28htmIn2lSwIAmBs9DY98+bGGcXQRboKAbR4J1E0ngzYnlVa1mkF4HThjm0ajcbaYgW2sOwpujt1wH3eIOOJcy2Aw9phXcnI6IaB+nAVqu4hhSnWtrATmQI++</aes_data>
</xml>
去除后：
<xml>
<code>1</code>
<msg />
<aes_data>MLmJWX/28htmIn2lSwIAmBs9DY98+bGGcXQRboKAbR4J1E0ngzYnlVa1mkF4HThjm0ajcbaYgW2sOwpujt1wH3eIOOJcy2Aw9phXcnI6IaB+nAVqu4hhSnWtrATmQI++</aes_data>
</xml>
--