--- !ruby/object:RI::MethodDescription 
aliases: []

block_params: 
comment: 
- !ruby/struct:SM::Flow::P 
  body: Adds a namespace to this element.
- !ruby/object:SM::Flow::LIST 
  contents: 
  - !ruby/struct:SM::Flow::LI 
    label: "prefix:"
    body: the prefix string, or the namespace URI if <tt>uri</tt> is not supplied
  - !ruby/struct:SM::Flow::LI 
    label: "uri:"
    body: the namespace URI. May be nil, in which <tt>prefix</tt> is used as the URI
  type: :NOTE
- !ruby/struct:SM::Flow::P 
  body: "Evaluates to: this Element"
- !ruby/struct:SM::Flow::VERB 
  body: " a = Element.new(&quot;a&quot;)\n a.add_namespace(&quot;xmlns:foo&quot;, &quot;bar&quot; )\n a.add_namespace(&quot;foo&quot;, &quot;bar&quot;)  # shorthand for previous line\n a.add_namespace(&quot;twiddle&quot;)\n puts a   #-&gt; &lt;a xmlns:foo='bar' xmlns='twiddle'/&gt;\n"
full_name: REXML::Element#add_namespace
is_singleton: false
name: add_namespace
params: ( prefix, uri=nil )
visibility: public