>const</span>;</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;        <span class="keyword">const</span> T &amp;getData() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;        <span class="comment">//operator</span></div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;        <span class="keywordtype">bool</span> operator==(<span class="keyword">const</span> <a class=