Go to standardXSLT function: node-set current ()
Standard excerpt:
The current function returns a node-set that has the current node as its only member. For an outermost expression (an expression
not occurring within another expression), the current node is always the same as the context node.
Examples (xslt:xml): Overview
80:18
81:19Interactive xlab: [xsl:value-of] [xsl:template]