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#region 创建xml文档
/**************************************************
* 对象名称:xmlobject
* 功能说明:创建xml文档
* 使用示列:
* using ec; //引用命名空间
* string xmlpath = server.mappath("test.xml");
* xmlobject obj = new xmlobject();
* 创建根节点
* obj.createxmlroot("root");
* // 创建空节点
* //obj.creatxmlnode("root", "node");
* //创建一个带值的节点
* //obj.creatxmlnode("root", "node", "带值的节点");
* //创建一个仅带属性的节点
* //obj.creatxmlnode("root", "node", "attribe", "属性值");
* //创建一个仅带两个属性值的节点
* //obj.creatxmlnode("root", "node", "attribe", "属性值", "attribe2", "属性值2");
* //创建一个带属性值的节点值的节点
* // obj.creatxmlnode("root", "node", "attribe", "属性值","节点值");
* //在当前节点插入带两个属性值的节点
* obj.creatxmlnode("root", "node", "attribe", "属性值", "attribe2", "属性值2","节点值");
* obj.xmlsave(xmlpath);
* obj.dispose();
************************************************/
#region 创建一个只有声明和根节点的xml文档
/// <summary>
/// 创建一个只有声明和根节点的xml文档
/// </summary>
/// <param name="root"></param>
public void createxmlroot(string root)
{
//加入xml的声明段落
xmlnode = xmldoc.createnode(xmlnodetype.xmldeclaration, "", "");
xmldoc.appendchild(xmlnode);
//加入一个根元素
xmlelem = xmldoc.createelement("", root, "");
xmldoc.appendchild(xmlelem);
}
#endregion
#region 在当前节点下插入一个空节点节点
/// <summary>
/// 在当前节点下插入一个空节点节点
/// </summary>
/// <param name="mainnode">当前节点路径</param>
/// <param name="node">节点名称</param>
public void creatxmlnode(string mainnode,string node)
{
xmlnode mainnode = xmldoc.selectsinglenode(mainnode);
xmlelement objelem = xmldoc.createelement(node);
mainnode.appendchild(objelem);
}
#endregion
#region 在当前节点插入一个仅带值的节点
/// <summary>
/// 在当前节点插入一个仅带值的节点
/// </summary>
/// <param name="mainnode">当前节点</param>
/// <param name="node">新节点</param>
/// <param name="content">新节点值</param>
public void creatxmlnode(string mainnode, string node, string content)
{
xmlnode mainnode = xmldoc.selectsinglenode(mainnode);
xmlelement objelem = xmldoc.createelement(node);
objelem.innertext = content;
mainnode.appendchild(objelem);
}
#endregion
#region 在当前节点的插入一个仅带属性值的节点
/// <summary>
/// 在当前节点的插入一个仅带属性值的节点
/// </summary>
/// <param name="mainnode">当前节点或路径</param>
/// <param name="node">新节点</param>
/// <param name="attrib">新节点属性名称</param>
/// <param name="attribvalue">新节点属性值</param>
public void creatxmlnode(string mainnode, string node, string attrib, string attribvalue)
{
xmlnode mainnode = xmldoc.selectsinglenode(mainnode);
xmlelement objelem = xmldoc.createelement(node);
objelem.setattribute(attrib, attribvalue);
mainnode.appendchild(objelem);
}
#endregion
#region 创建一个带属性值的节点值的节点
/// <summary>
/// 创建一个带属性值的节点值的节点
/// </summary>
/// <param name="mainnode">当前节点或路径</param>
/// <param name="node">节点名称</param>
/// <param name="attrib">属性名称</param>
/// <param name="attribvalue">属性值</param>
/// <param name="content">节点传情</param>
public void creatxmlnode(string mainnode, string node, string attrib, string attribvalue,string content)
{
xmlnode mainnode = xmldoc.selectsinglenode(mainnode);
xmlelement objelem = xmldoc.createelement(node);
objelem.setattribute(attrib, attribvalue);
objelem.innertext = content;
mainnode.appendchild(objelem);
}
#endregion
#region 在当前节点的插入一个仅带2个属性值的节点
/// <summary>
/// 在当前节点的插入一个仅带2个属性值的节点
/// </summary>
/// <param name="mainnode">当前节点或路径</param>
/// <param name="node">节点名称</param>
/// <param name="attrib">属性名称一</param>
/// <param name="attribvalue">属性值一</param>
/// <param name="attrib2">属性名称二</param>
/// <param name="attribvalue2">属性值二</param>
public void creatxmlnode(string mainnode, string node, string attrib, string attribvalue,string attrib2,string attribvalue2)
{
xmlnode mainnode = xmldoc.selectsinglenode(mainnode);
xmlelement objelem = xmldoc.createelement(node);
objelem.setattribute(attrib, attribvalue);
objelem.setattribute(attrib2, attribvalue2);
mainnode.appendchild(objelem);
}
#endregion
#region 在当前节点插入带两个属性的节点
/// <summary>
/// 在当前节点插入带两个属性的节点
/// </summary>
/// <param name="mainnode">当前节点或路径</param>
/// <param name="node">节点名称</param>
/// <param name="attrib">属性名称一</param>
/// <param name="attribvalue">属性值一</param>
/// <param name="attrib2">属性名称二</param>
/// <param name="attribvalue2">属性值二</param>
/// <param name="content">节点值</param>
public void creatxmlnode(string mainnode, string node, string attrib, string attribvalue, string attrib2, string attribvalue2,string content)
{
xmlnode mainnode = xmldoc.selectsinglenode(mainnode);
xmlelement objelem = xmldoc.createelement(node);
objelem.setattribute(attrib, attribvalue);
objelem.setattribute(attrib2, attribvalue2);
objelem.innertext = content;
mainnode.appendchild(objelem);
}
#endregion
#region 保存xml
/// <summary>
/// 保存xml
/// </summary>
/// <param name="path">保存的当前路径</param>
public void xmlsave(string path)
{
xmldoc.save(path);
}
#endregion
#endregion
#region 根据父节点属性值读取子节点值
/**************************************************
* 函数名称:getsubelementbyattribute(string xmlpath, string fatherelenetname, string attributename, int attributeindex, int arraylength)
* 功能说明:根据父节点属性值读取子节点值
* 参 数: xmlpath:xml路径;fatherelenetname:父节点名;attributename:属性值;attributeindex:属性索引;arraylength:要返回的节点数组长度
* 适应用xml:
* <root>
* <page name="/index.aspx">
* <title>域名注册、虚拟主机、企业邮局、服务器托管、网站空间租用|---第一商务</title>
* <keywords>虚拟主机，域名注册，服务器托管，杭州，服务器租用，</keywords>
* <description>描述内容 </description>
* </page>
* </root>
* arraylist al = new arraylist();
* al = ec.xmlobject.getsubelementbyattribute(xmlpath, "page", "/index.aspx", 0, 3);
* for (int i = 0; i < al.count; i++)
* {
* response.write(al[i].tostring());
* response.write("<br>");
* }
************************************************/
/// <summary>
/// 根据父节点属性读取字节点值
/// </summary>
/// <param name="xmlpath">xml路径</param>
/// <param name="fatherelenetname">父节点名</param>
/// <param name="attributename">属性值</param>
/// <param name="attributeindex">属性索引</param>
/// <param name="arraylength">要返回的节点数组长度</param>
/// <returns></returns>
public static system.collections.arraylist getsubelementbyattribute(string xmlpath, string fatherelenetname, string attributename, int attributeindex, int arraylength)
{
system.collections.arraylist al = new system.collections.arraylist();
xmldocument docxml = new xmldocument();
docxml.load(@xmlpath);
xmlnodelist xn = docxml.documentelement.childnodes;
//遍历第一层节点
foreach (xmlelement element in xn)
{
//判断父节点是否为指定节点
if (element.name == fatherelenetname)
{
//判断父节点属性的索引是否大于指定索引
if (element.attributes.count < attributeindex)
return null;
//判断父节点的属性值是否等于指定属性
if (element.attributes[attributeindex].value == attributename)
{
xmlnodelist xx = element.childnodes;
if (xx.count > 0)
{
for (int i = 0; i < arraylength & i < xx.count; i++)
{
al.add(xx[i].innertext);
}
}
}
}
}
return al;
}
#endregion
#region 根据节点属性读取子节点值(较省资源模式)
/**************************************************
* 函数名称:getsubelementbyattribute(string xmlpath, string fatherelement, string attributename, string attributevalue, int arraylength)
* 功能说明:根据父节点属性值读取子节点值
* 参 数: xmlpath:xml路径;fatherelenetname:父节点名;attributename:属性名;attributevalue:属性值;arraylength:要返回的节点数组长度
* 适应用xml:
* <root>
* <page name="/index.aspx">
* <title>域名注册、虚拟主机、企业邮局、服务器托管、网站空间租用|---第一商务</title>
* <keywords>虚拟主机，域名注册，服务器托管，杭州，服务器租用，</keywords>
* <description>描述内容 </description>
* </page>
* </root>
* arraylist al = new arraylist();
* al = ec.xmlobject.getsubelementbyattribute(xmlpath, "page", "@name", "/index.aspx", 3);
* for (int i = 0; i < al.count; i++)
* {
* response.write(al[i].tostring());
* response.write("<br>");
* }
************************************************/
/// <summary>
/// 根据节点属性读取子节点值(较省资源模式)
/// </summary>
/// <param name="xmlpath">xml路径</param>
/// <param name="fatherelement">父节点值</param>
/// <param name="attributename">属性名称</param>
/// <param name="attributevalue">属性值</param>
/// <param name="arraylength">返回的数组长度</param>
/// <returns></returns>
public static system.collections.arraylist getsubelementbyattribute(string xmlpath, string fatherelement, string attributename, string attributevalue, int arraylength)
{
system.collections.arraylist al = new system.collections.arraylist();
xmldocument docxml = new xmldocument();
docxml.load(@xmlpath);
xmlnodelist xn;
xn = docxml.documentelement.selectnodes("//" + fatherelement + "[" + @attributename + "='" + attributevalue + "']");
xmlnodelist xx = xn.item(0).childnodes;
for (int i = 0; i < arraylength & i < xx.count; i++)
{
al.add(xx.item(i).innertext);
}
return al;
}
#endregion
}
}
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