XPathNavigator.CanEdit Properti

Definisi

Ruang nama:

System.Xml.XPath

Rakitan:

netstandard.dll, System.Xml.ReaderWriter.dll

Sumber:

XPathNavigator.cs

Mendapatkan nilai yang menunjukkan apakah XPathNavigator dapat mengedit data XML yang mendasar.

public:
 virtual property bool CanEdit { bool get(); };

public virtual bool CanEdit { get; }

member this.CanEdit : bool

Public Overridable ReadOnly Property CanEdit As Boolean

Nilai Properti

Boolean

true XPathNavigator jika dapat mengedit data XML yang mendasar; jika tidak, false.

Contoh

Contoh berikut menggunakan CanEdit properti untuk menampilkan CanEdit nilai XPathDocument kelas dan XmlDocument .

XPathDocument readOnlyDocument = new XPathDocument("books.xml");
XPathNavigator readOnlyNavigator = readOnlyDocument.CreateNavigator();

XmlDocument editableDocument = new XmlDocument();
editableDocument.Load("books.xml");
XPathNavigator editableNavigator = editableDocument.CreateNavigator();

Console.WriteLine("XPathNavigator.CanEdit from XPathDocument: {0}", readOnlyNavigator.CanEdit);
Console.WriteLine("XPathNavigator.CanEdit from XmlDocument: {0}", editableNavigator.CanEdit);

Dim readOnlyDocument As XPathDocument = New XPathDocument("books.xml")
Dim readOnlyNavigator As XPathNavigator = readOnlyDocument.CreateNavigator()

Dim editableDocument As XmlDocument = New XmlDocument()
editableDocument.Load("books.xml")
Dim editableNavigator As XPathNavigator = editableDocument.CreateNavigator()

Console.WriteLine("XPathNavigator.CanEdit from XPathDocument: {0}", readOnlyNavigator.CanEdit)
Console.WriteLine("XPathNavigator.CanEdit from XmlDocument: {0}", editableNavigator.CanEdit)

Contoh mengambil books.xml file sebagai input.

<?xml version="1.0" encoding="utf-8" ?>
<bookstore>
    <book genre="autobiography" publicationdate="1981-03-22" ISBN="1-861003-11-0">
        <title>The Autobiography of Benjamin Franklin</title>
        <author>
            <first-name>Benjamin</first-name>
            <last-name>Franklin</last-name>
        </author>
        <price>8.99</price>
    </book>
    <book genre="novel" publicationdate="1967-11-17" ISBN="0-201-63361-2">
        <title>The Confidence Man</title>
        <author>
            <first-name>Herman</first-name>
            <last-name>Melville</last-name>
        </author>
        <price>11.99</price>
    </book>
    <book genre="philosophy" publicationdate="1991-02-15" ISBN="1-861001-57-6">
        <title>The Gorgias</title>
        <author>
            <name>Plato</name>
        </author>
        <price>9.99</price>
    </book>
</bookstore>

Keterangan

Properti CanEdit memiliki nilai yang berbeda berdasarkan tiga implementasi antarmuka yang IXPathNavigable berbeda di .NET. Nilai CanEdit untuk XPathNavigator objek yang dibuat oleh setiap implementasi tercantum dalam tabel berikut.

IXPathNavigable Pelaksanaan	Nilai CanEdit
XPathDocument	false
XmlDocument	true