th to the computed length of @value.</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>type</tt></i>:</span></td><td>the built-in type</td></tr><tr><td><span class="term"><i><tt>facet</tt></i>:</span></td><td>the facet to check</td></tr><tr><td><span class="term"><i><tt>value</tt></i>:</span></td><td>the lexical repr. of the value to be validated</td></tr><tr><td><span class="term"><i><tt>val</tt></i>:</span></td><td>the precomputed value</td></tr><t