[XML-DEV Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message] RE: Must databinding imply tight coupling? (was Re: New tool
Hardened XML geeks would prefer using an XML API that doesn't [expletive deleted]. His code takes two lines of readable code using .NET Framework APIs without having to resort to a data binding technology. A compilable example follows using System; using System.Xml; public class Test { public static void Main(string[] args) { XmlDocument doc = new XmlDocument(); doc.LoadXml(@"<stock> <price>4</price> <expenses>4000000</expenses> <revenues>8900000</revenues> </stock>"); //!!!!ONE LINE OF CODE !!!! double PEratio = (double) doc.CreateNavigator().Evaluate("/*/price div (/*/revenues - /*/expenses)"); Console.WriteLine("PE Ratio = {0}", PEratio); } } -----Original Message----- From: Mike Champion [mailto:mc@x...] Sent: Thu 2/13/2003 5:31 AM To: xml-dev@l... Cc: Subject: Must databinding imply tight coupling? (was Re: New tool for handling XML in Java) Only hardened XML geeks would prefer (stealing Bosworth's example) Tree t = ParseXML("somewhere"); PERatio = number(t.getmember( "/stock/price")) / (( number(t.getmember( "/stock/revenues") - number( t.getmember("/stock/expenses")) over XML x = getxml("somewhere"); PERatio = x.price/( x.revenues - x.expenses); And that's assuming XPath! The raw DOM or SAX code would be considerably more tedious.
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