XmlDocument根据节点的属性值获取节点

string targetParm = string.Format("STUDENTS/STUDENT[@NO='{0}']", targetValue);//生成目标获取节点的参数
XmlNode targetNode = xmldocument.SelectSingleNode(targetParm);//获得目标节点

原文地址:https://www.cnblogs.com/longlongogo/p/7763489.html