public static object XPathEvaluate(this XNode node, string expression, IXmlNamespaceResolver resolver)
{
if (node == null)
{
throw new ArgumentNullException("node");
}
XPathEvaluator evaluator2 = new XPathEvaluator();
return(evaluator2.Evaluate <object>(node, expression, resolver));
}
public static IEnumerable <XElement> XPathSelectElements(this XNode node, string expression, IXmlNamespaceResolver resolver)
{
if (node == null)
{
throw new ArgumentNullException("node");
}
XPathEvaluator evaluator2 = new XPathEvaluator();
return((IEnumerable <XElement>)evaluator2.Evaluate <XElement>(node, expression, resolver));
}
/// <summary>
/// Select a set of <see cref="XElement"/> using a XPath expression
/// </summary>
/// <param name="node">Extension point <see cref="XNode"/></param>
/// <param name="expression">The XPath expression</param>
/// <param name="resolver">A <see cref="IXmlNamespaceResolver"/> for the namespace
/// prefixes used in the XPath expression</param>
/// <returns>An <see cref="IEnumerable<XElement>"/> corresponding to the resulting set of elements</returns>
public static IEnumerable <XElement> XPathSelectElements(this XNode node, string expression, IXmlNamespaceResolver?resolver)
{
ArgumentNullException.ThrowIfNull(node);
return((IEnumerable <XElement>)XPathEvaluator.Evaluate <XElement>(node, expression, resolver));
}
/// <summary>
/// Evaluates an XPath expression
/// </summary>
/// <param name="node">Extension point <see cref="XNode"/></param>
/// <param name="expression">The XPath expression</param>
/// <param name="resolver">A <see cref="IXmlNamespaceResolver"> for the namespace
/// prefixes used in the XPath expression</see></param>
/// <returns>The result of evaluating the expression which can be typed as bool, double, string or
/// IEnumerable</returns>
public static object XPathEvaluate(this XNode node, string expression, IXmlNamespaceResolver?resolver)
{
ArgumentNullException.ThrowIfNull(node);
return(XPathEvaluator.Evaluate <object>(node, expression, resolver));
}
