public static bool TryParse(string text, ParseAttrib param, out string value)
{
if (string.IsNullOrEmpty(text))
{
value = string.Empty; return(false);
}
ICollection <ParseFormat.Range <int> > ranges;
if (!ParserEx.TryParseRanges(text, RangeParser, param, out ranges))
{
value = string.Empty; return(false);
}
value = text; return(true);
}
public static string RangesToXml(string text, int step, Nparams param)
{
ICollection <ParseFormat.Range <int> > ranges;
if (!ParserEx.TryParseRanges(text, Prime.RangeParser, param.Get <RangeParserAttrib>(), out ranges))
{
return(null);
}
// to xml
var b = new StringBuilder();
var w = XmlWriter.Create(b, new XmlWriterSettings()
{
OmitXmlDeclaration = true
});
w.WriteStartElement("root");
foreach (var range in ranges)
{
if (range.HasEndValue)
{
for (int index = range.BeginValue; index <= range.EndValue; index += step)
{
w.WriteStartElement("item");
w.WriteAttributeString("key", index.ToString());
w.WriteEndElement();
}
continue;
}
w.WriteStartElement("item");
w.WriteAttributeString("key", range.BeginValue.ToString());
w.WriteEndElement();
}
w.WriteEndElement();
w.Close();
return(b.ToString());
}
