==Context Item==
A context item can now be specified in the prolog of an XQuery expressions:
'''Example:'''
<pre class="brush:xquery">
declare context item := <xml> <text>1Hello</text> <text>2World</text> </xml>; for $t in .//text()return string-length($t)</pre> '''Result:''' <code>125 5</code>
==Functions==