/// <summary>
/// Retrieves, from this table alone, the function having the given name.
/// </summary>
/// <param name="name"></param>
/// <returns></returns>
public Opt <TriflesXPathExtensionFunction> GetOwnFunctionOpt(XName name)
{
return(functions.GetOwnOpt(name));
}
/// Retrieves, from this table alone, the variable having the given name.
public Opt <TriflesXPathExtensionVariable> GetOwnVariableOpt(XName name)
{
return(variables.GetOwnOpt(name));
}