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  29 <h2><span class="refentrytitle">Function template icase</span></h2>
  30 <p>boost::xpressive::icase &#8212; Makes a sub-expression case-insensitive. </p>
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  32 <h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2>
  33 <div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: &lt;<a class="link" href="../../xpressive/reference.html#header.boost.xpressive.regex_primitives_hpp" title="Header &lt;boost/xpressive/regex_primitives.hpp&gt;">boost/xpressive/regex_primitives.hpp</a>&gt;
  34
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  36 <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> <a class="link" href="../../Expr.html" title="Concept Expr">Expr</a><span class="special">&gt;</span> <span class="emphasis"><em><span class="identifier">unspecified</span></em></span> <span class="identifier">icase</span><span class="special">(</span><span class="identifier">Expr</span> <span class="keyword">const</span> <span class="special">&amp;</span> expr<span class="special">)</span><span class="special">;</span></pre></div>
  37 <div class="refsect1">
  38 <a name="idp630288608"></a><h2>Description</h2>
  39 <p>Use icase() to make a sub-expression case-insensitive. For instance, "foo" &gt;&gt; icase(set['b'] &gt;&gt; "ar") will match "foo" exactly followed by "bar" irrespective of case. </p>
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  44 <td align="right"><div class="copyright-footer">Copyright &#169; 2007 Eric Niebler<p>
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