XML/XPath: Difference between revisions

=={{header|Ruby}}==

#Example taken from the REXML tutorial (http://www.germane-software.com/software/rexml/docs/tutorial.html)

require "rexml/document"

include REXML

#create the REXML Document from the string (%q is Ruby's multiline string, everything between the two @-characters is the string)

doc = Document.new(

%q@<inventory title="OmniCorp Store #45x10^3">

...

</inventory>

@

)

# The invisibility cream is the first <item>

invisibility = XPath.first( doc, "//item" )

# Prints out all of the prices

XPath.each( doc, "//price") { |element| puts element.text }

# Gets an array of all of the "name" elements in the document.

names = XPath.match( doc, "//name" )