ame="l00210"></a>00210   <span class="keyword">virtual</span> <span class="keywordtype">size_t</span> dsize() <span class="keyword">const</span> = 0;
<a name="l00211"></a>00211 
<a name="l00212"></a>00212   <span class="comment">// return output tag-id of i-th token</span>
<a name="l00213"></a>00213   <span class="keyword">virtual</span> <span class="keywordtype">size_t</span> result(<span class="keywordtype">size_t</span> i) <span class="keyword">const</span> = 0;
<a name="l00214"></a>00214 
<a name="l0021