 decide
 to just return null, which is a valid implementation.</div>
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<h4>GetSuffix</h4>
<pre>char[]&nbsp;GetSuffix(int&nbsp;len)</pre>
<div class="block">Returns an array of characters that make up the suffix of length 'len' for
 the currently matched token. This is used to build up the matched string
 for use in actions in the case of MORE. A simple and inefficient
 implementation of this is as follows :

  