ble_eval"></a><div class="titlepage"></div>
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<h2><span class="refentrytitle">Struct template callable_eval</span></h2>
<p>boost::proto::context::callable_eval &#8212; A BinaryFunction that accepts a Proto expression and a callable context and calls
            the context with the expression tag and children as arguments, effectively fanning the
            expression out. </p>
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