For example, para selects all of the para children of the context node. The name of an internal XSLT object, specifically a named template, a mode, an attribute set, a key, a decimal-format, a variable or a parameter is specified as a qualified name. If it has a prefix, then the prefix is expanded into a URI reference using the namespace declarations in effect on the attribute in which the name occurs. The priority of a template rule is specified by the priority attribute. It can be positive or negative.
Higher numbers have higher priorities.
The root node is the root of the document tree. This is not the same as the node corresponding to the document element. The output produced by running an XSLT stylesheet over an XML document using an XSLT engine. Also defined as a hierarchical branch of nodes created for the result tree. A location path selects a set of nodes relative to the context node.