XmlElement.HasAttributes 属性
定义
重要
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获取一个 boolean 值，该值指示当前节点是否有任何属性。
public:
virtual property bool HasAttributes { bool get(); };public virtual bool HasAttributes { get; }member this.HasAttributes : boolPublic Overridable ReadOnly Property HasAttributes As Boolean属性值
如果当前节点具有属性，则为 true；否则为 false。
示例
以下示例从根元素中删除所有属性。
#using <System.Xml.dll>
using namespace System;
using namespace System::IO;
using namespace System::Xml;
int main()
{
XmlDocument^ doc = gcnew XmlDocument;
doc->LoadXml( "<book genre='novel' ISBN='1-861001-57-5'><title>Pride And Prejudice</title></book>" );
XmlElement^ root = doc->DocumentElement;
// Remove all attributes from the root element.
if ( root->HasAttributes )
root->RemoveAllAttributes();
Console::WriteLine( "Display the modified XML..." );
Console::WriteLine( doc->InnerXml );
}
using System;
using System.IO;
using System.Xml;
public class Sample
{
public static void Main()
{
XmlDocument doc = new XmlDocument();
doc.LoadXml("<book genre='novel' ISBN='1-861001-57-5'>" +
"<title>Pride And Prejudice</title>" +
"</book>");
XmlElement root = doc.DocumentElement;
// Remove all attributes from the root element.
if (root.HasAttributes)
root.RemoveAllAttributes();
Console.WriteLine("Display the modified XML...");
Console.WriteLine(doc.InnerXml);
}
}
Imports System.IO
Imports System.Xml
public class Sample
public shared sub Main()
Dim doc as XmlDocument = new XmlDocument()
doc.LoadXml("<book genre='novel' ISBN='1-861001-57-5'>" & _
"<title>Pride And Prejudice</title>" & _
"</book>")
Dim root as XmlElement = doc.DocumentElement
' Remove all attributes.
if (root.HasAttributes)
root.RemoveAllAttributes()
end if
Console.WriteLine("Display the modified XML...")
Console.WriteLine(doc.InnerXml)
end sub
end class
注解
此属性是文档对象模型 (DOM) 的 Microsoft 扩展。