XmlParser

Parses an XML document

• New
• FindElements
• GetEncoding
• GetError
• GetRoot
• GetVersion
• Parse
• TextToElement
• ToString

Code example:

in := "";
in += "<inventory title=\"OmniCorp Store #45x10^3\">";
in += "<section name=\"health\">";
in += "<item upc=\"123456789\" stock=\"12\">";
in += "<name>Invisibility Cream</name>";
in += "<price>14.50</price>";
in += "<description>Makes you invisible</description>";
in += "</item>";
in += "<item upc=\"445322344\" stock=\"18\">";
in += "<name>Levitation Salve</name>";
in += "<price>23.99</price>";
in += "<description>Levitate yourself for up to 3 hours per application</description>";
in += "</item>";
in += "</section>";
in += "<section name=\"food\">";
in += "<item upc=\"485672034\" stock=\"653\">";
in += "<name>Blork and Freen Instameal</name>";
in += "<price>4.95</price>";
in += "<description>A tasty meal in a tablet; just add water</description>";
in += "</item>";
in += "<item upc=\"132957764\" stock=\"44\">";
in += "<name>Grob winglets</name>";
in += "<price>3.56</price>";
in += "<description>Tender winglets of Grob. Just add water</description>";
in += "</item>";
in += "</section>";
in += "</inventory>";

parser := XmlParser->New(in);
if(parser->Parse()) {
   # get first item
   results := parser->FindElements("/inventory/section[1]/item[1]")<XmlElement>;
   if(results <> Nil) {
      Standard->Print("items: ")->PrintLine(results->Size());
   };
   # get all prices
   results := parser->FindElements("/inventory/section/item/price")<XmlElement>;
   if(results <> Nil) {
      each(i : results) {               
         element := results->Get(i)->As(XmlElement);
         element->GetContent()->PrintLine();
      };
   };
   # get names
   results := parser->FindElements("/inventory/section/item/name")<XmlElement>;
   if(results <> Nil) {
      Standard->Print("names: ")->PrintLine(results->Size());
   };
};

New

Default constructor

Default constructor

FindElements

Finds matching XML elements using xpath like syntax. Supports 'first()', 'last()' and '[cdata]' functions.

GetEncoding

Gets the XML encoding

GetError

Get the current parsing error

GetRoot

Gets the root XML element

GetVersion

Gets XML version

Parse

Parses the XML document

TextToElement

Parses an XmlElement text

ToString

Produces an XML string representation of the document