me</b> attribute defines the name of the variable.</p> 

<p>The value of the variable may be defined either by an expression within the optional <b>select</b> attribute, or
by the contents of the xsl:variable element. In the latter case the result is technically a value of type
<i>Result Tree Fragment</i>, although it may be used for most practical purposes as if it were a String. (The difference
is that a Result Tree Fragment may contain element start and end tags).</p>

<p>In standard XSL, variable