Method: REXML::Element#add_attribute

Defined in:

lib/rexml/element.rb

#add_attribute(key, value = nil) ⇒ Object

:call-seq:

add_attribute(name, value) -> value
add_attribute(attribute) -> attribute

Adds an attribute to this element, overwriting any existing attribute by the same name.

With string argument name and object value are given, adds the attribute created with that name and value:

e = REXML::Element.new
e.add_attribute('attr', 'value') # => "value"
e['attr'] # => "value"
e.add_attribute('attr', 'VALUE') # => "VALUE"
e['attr'] # => "VALUE"

With only attribute object attribute given, adds the given attribute:

a = REXML::Attribute.new('attr', 'value')
e.add_attribute(a) # => attr='value'
e['attr'] # => "value"
a = REXML::Attribute.new('attr', 'VALUE')
e.add_attribute(a) # => attr='VALUE'
e['attr'] # => "VALUE"

# File 'lib/rexml/element.rb', line 1336

def add_attribute( key, value=nil )
  if key.kind_of? Attribute
    @attributes << key
  else
    @attributes[key] = value
  end
end