NAME
Tree::XPathEngine::Variable - a variable in a Tree::XPathEngine object
METHODS
This class does NOT contain 1 instance of a variable, it's in the Tree::XPathEngine class. This class simply holds the name of the var, for use by the engine when evaluating the query
new
xpath_set_value
xpath_get_value
synonym of get_value
evaluate
as_string
dump the variable call in the XPath expression as a string
as_xml
dump the variable call in the XPath expression as xml