9bc6262a930e6">HasData</a> (const key_type &amp;key, int(*cf)(const key_type &amp;, const data_type &amp;)=default_comparison_function) const </td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><h3>template&lt;class key_type, class data_type, int(*)(const key_type &amp;, const data_type &amp;) default_comparison_function = d