XElement.HasElements 属性

定义

获取一个值,该值指示此元素是否至少具有一个子元素。Gets a value indicating whether this element has at least one child element.

public:
 property bool HasElements { bool get(); };
public bool HasElements { get; }
member this.HasElements : bool
Public ReadOnly Property HasElements As Boolean

属性值

如果此元素至少具有一个子元素,则为 true;否则为 falsetrue if this element has at least one child element; otherwise false.

示例

下面的示例使用此属性。The following example uses this property.

XElement xmlTree1 = new XElement("Root",  
    new XElement("Child", 1)  
);  
Console.WriteLine(xmlTree1.HasElements);  
XElement xmlTree2 = new XElement("Root", "contents");  
Console.WriteLine(xmlTree2.HasElements);  
Dim xmlTree1 As XElement = _   
        <Root>  
            <Child>1</Child>  
        </Root>  
Console.WriteLine(xmlTree1.HasElements)  
  
Dim xmlTree2 As XElement = <Root>contents</Root>  
Console.WriteLine(xmlTree2.HasElements)  

该示例产生下面的输出:This example produces the following output:

True  
False  

适用于

另请参阅