| Class REXML::Attribute |
|
Defines an Element Attribute; IE, a attribute=value pair, as in: <element attribute="value"/>. Attributes can be in their own namespaces. General users of REXML will not interact with the Attribute class much.
| Methods |
| Attributes |
| :element | [R] | The element to which this attribute belongs |
| :normalized | [W] |
| Included modules |
| Public Class methods |
| new( first, second=nil, parent=nil ) |
Constructor.
Examples
Attribute.new( attribute_to_clone ) Attribute.new( source ) Attribute.new( "attr", "attr_value" ) Attribute.new( "attr", "attr_value", parent_element )
| Public Instance methods |
| prefix() |
Returns the namespace of the attribute.
Examples
e = Element.new( "elns:myelement" ) e.add_attribute( "nsa:a", "aval" ) e.add_attribute( "b", "bval" ) e.attributes.get_attribute( "a" ).prefix # -> "nsa" e.attributes.get_attribute( "b" ).prefix # -> "elns" a = Attribute.new( "x", "y" ) a.prefix # -> ""
| namespace(arg=nil) |
Returns the namespace URL, if defined, or nil otherwise
Examples
e = Element.new("el")
e.add_attributes({"xmlns:ns", "http://url"})
e.namespace( "ns" ) # -> "http://url"
| ==( other ) |
Returns true if other is an Attribute and has the same name and value, false otherwise.
| hash() |
Creates (and returns) a hash from both the name and value
| to_s() |
Returns this attribute out as XML source, expanding the name
Examples
a = Attribute.new( "x", "y" ) a.to_s # -> "x='y'" b = Attribute.new( "ns:x", "y" ) b.to_s # -> "ns:x='y'"
| value() |
Returns the UNNORMALIZED value of this attribute. That is, entities that can be replaced have been replaced.
| clone() |
Returns a copy of this attribute
| element=( element ) |
Sets the element of which this object is an attribute. Normally, this is not directly called.
Returns this attribute
| remove() |
Removes this Attribute from the tree, and returns true if successfull
This method is usually not called directly.
| write( output, indent=-1 ) |
Writes this attribute (EG, puts 'key="value"' to the output)