Method: REXML::Element#add_namespace

Defined in:
lib/rexml/element.rb

#add_namespace(prefix, uri = nil) ⇒ Object

Adds a namespace to this element.

prefix

the prefix string, or the namespace URI if uri is not supplied

uri

the namespace URI. May be nil, in which prefix is used as the URI

Evaluates to: this Element

a = Element.new("a")
a.add_namespace("xmlns:foo", "bar" )
a.add_namespace("foo", "bar")  # shorthand for previous line
a.add_namespace("twiddle")
puts a   #-> <a xmlns:foo='bar' xmlns='twiddle'/>



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# File 'lib/rexml/element.rb', line 251

def add_namespace( prefix, uri=nil )
  unless uri
    @attributes["xmlns"] = prefix
  else
    prefix = "xmlns:#{prefix}" unless prefix =~ /^xmlns:/
    @attributes[ prefix ] = uri
  end
  self
end