method

namespace

v1_9_1_378 - Show latest stable - Class: REXML::Element

namespace(prefix=nil)

public

Evalutas to the URI for a prefix, or the empty string if no such namespace is declared for this element. Evaluates recursively for ancestors. Returns the default namespace, if there is one.

prefix	the prefix to search for. If not supplied, returns the default namespace if one exists
Returns	the namespace URI as a String, or nil if no such namespace exists. If the namespace is undefined, returns an empty string

doc = Document.new(“<a xmlns=‘1’ xmlns:y=‘2’><c xmlns:z=‘3’/>”) b = doc.elements[‘//b’] b.namespace # -> ‘1’ b.namespace(“y”) # -> ‘2’

# File lib/rexml/element.rb, line 222 def namespace(prefix=nil) if prefix.nil? prefix = prefix() end if prefix == '' prefix = "xmlns" else prefix = "xmlns:#{prefix}" unless prefix[0,5] == 'xmlns' end ns = attributes[ prefix ] ns = parent.namespace(prefix) if ns.nil? and parent ns = '' if ns.nil? and prefix == 'xmlns' return ns end

namespace

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