SeekableXPathNavigator.ComparePosition(Int64, Int64) 方法

定义

在派生类中重写时,返回描述两个指定位置的文档顺序的值。When overridden in a derived class, returns a value that describes the document order of the two specified positions.

public:
 abstract System::Xml::XmlNodeOrder ComparePosition(long firstPosition, long secondPosition);
public:
 abstract System::Xml::XmlNodeOrder ComparePosition(long first, long second);
public abstract System.Xml.XmlNodeOrder ComparePosition (long firstPosition, long secondPosition);
public abstract System.Xml.XmlNodeOrder ComparePosition (long first, long second);
override this.ComparePosition : int64 * int64 -> System.Xml.XmlNodeOrder
override this.ComparePosition : int64 * int64 -> System.Xml.XmlNodeOrder
Public MustOverride Function ComparePosition (firstPosition As Long, secondPosition As Long) As XmlNodeOrder
Public MustOverride Function ComparePosition (first As Long, second As Long) As XmlNodeOrder

参数

firstPositionfirst
Int64

进行比较的第一个位置。The first position in the comparison.

secondPositionsecond
Int64

进行比较的第二个位置。The second position in the comparison.

返回

XmlNodeOrder

XmlNodeOrder 值之一,用于描述文档中 firstPositionsecondPosition 的关系。One of the XmlNodeOrder values that describes the relation of firstPosition to secondPosition in the document.

例外

firstPositionsecondPosition 无效。firstPosition or secondPosition is not valid.

实施者说明

对于无效位置值,此方法应引发异常。This method should throw an exception for invalid position values.

适用于