each_element_with_attribute( key, value=nil, max=0, name=nil )
Instance Public methods
Iterates through the child elements, yielding for each Element that has a particular attribute set.
- key
-
the name of the attribute to search for
- value
-
the value of the attribute
- max
-
(optional) causes this method to return after yielding for this number of matching children
- name
-
(optional) if supplied, this is an XPath that filters the children to check.
doc = Document.new "<a><b @id='1'/><c @id='2'/><d @id='1'/><e/></a>"
# Yields b, c, d
doc.root.each_element_with_attribute( 'id' ) {|e| p e}
# Yields b, d
doc.root.each_element_with_attribute( 'id', '1' ) {|e| p e}
# Yields b
doc.root.each_element_with_attribute( 'id', '1', 1 ) {|e| p e}
# Yields d
doc.root.each_element_with_attribute( 'id', '1', 0, 'd' ) {|e| p e}
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