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XML_Element.at

atkey

Group: Selections

Documentation​

Gets a child or attribute of an XML element.

Arguments​

  • key: If an Integer, returns the element at position at in its list of children. If a Text, if key starts with "@", returns the attribute with the given name otherwise returns the first child element with the given name.

Examples​

Get a nested tag:​

      XML_Document.parse '<foo><baz>hello</baz></foo>' . root_element . at 0
      # => XML_Document.parse "<baz>hello</baz>" . root_element

Get a tag attribute.​

      root = XML_Document.parse '<foo bar="one">hello</foo>' . root_element
      root.at "@bar"
      # => "one"