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<a name="boost.proto.fold.impl"></a><div class="titlepage"></div>
<span class="keyword">typedef</span> <span class="emphasis"><em><span class="identifier">unspecified</span></em></span> <a name="boost.proto.fold.impl.fun"></a><span class="identifier">fun</span><span class="special">;</span> <span class="comment">// <code class="computeroutput">fun(d)(s,e) == when<_,Fun>()(e,s,d)</code></span>
<span class="keyword">typedef</span> <span class="keyword">typename</span> <span class="identifier">fusion</span><span class="special">::</span><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">fold</span><span class="special"><</span><span class="identifier">seq</span><span class="special">,</span> <span class="identifier">state0</span><span class="special">,</span> <span class="identifier">fun</span><span class="special">></span><span class="special">::</span><span class="identifier">type</span> <a name="boost.proto.fold.impl.result_type"></a><span class="identifier">result_type</span><span class="special">;</span>
- <span class="comment">// <a class="link" href="impl.html#id1531826-bb">public member functions</a></span>
- <span class="identifier">result_type</span> <a class="link" href="impl.html#id1531831-bb"><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span></a><span class="special">(</span><span class="keyword">typename</span> <span class="identifier">impl</span><span class="special">::</span><span class="identifier">expr_param</span><span class="special">,</span>
+ <span class="comment">// <a class="link" href="impl.html#idp207145088-bb">public member functions</a></span>
+ <span class="identifier">result_type</span> <a class="link" href="impl.html#idp207145648-bb"><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span></a><span class="special">(</span><span class="keyword">typename</span> <span class="identifier">impl</span><span class="special">::</span><span class="identifier">expr_param</span><span class="special">,</span>
<span class="keyword">typename</span> <span class="identifier">impl</span><span class="special">::</span><span class="identifier">state_param</span><span class="special">,</span>
<span class="keyword">typename</span> <span class="identifier">impl</span><span class="special">::</span><span class="identifier">data_param</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="special">}</span><span class="special">;</span></pre></div>
<div class="refsect1">
-<a name="id2864576"></a><h2>Description</h2>
+<a name="idp389516880"></a><h2>Description</h2>
<div class="refsect2">
-<a name="id2864579"></a><h3>
-<a name="id1531826-bb"></a><code class="computeroutput">impl</code> public member functions</h3>
+<a name="idp389517296"></a><h3>
+<a name="idp207145088-bb"></a><code class="computeroutput">impl</code> public member functions</h3>
<div class="orderedlist"><ol class="orderedlist" type="1"><li class="listitem">
-<pre class="literallayout"><span class="identifier">result_type</span> <a name="id1531831-bb"></a><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span><span class="special">(</span><span class="keyword">typename</span> <span class="identifier">impl</span><span class="special">::</span><span class="identifier">expr_param</span> expr<span class="special">,</span>
+<pre class="literallayout"><span class="identifier">result_type</span> <a name="idp207145648-bb"></a><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span><span class="special">(</span><span class="keyword">typename</span> <span class="identifier">impl</span><span class="special">::</span><span class="identifier">expr_param</span> expr<span class="special">,</span>
<span class="keyword">typename</span> <span class="identifier">impl</span><span class="special">::</span><span class="identifier">state_param</span> state<span class="special">,</span>
<span class="keyword">typename</span> <span class="identifier">impl</span><span class="special">::</span><span class="identifier">data_param</span> data<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>
<p>
<code class="computeroutput"><code class="computeroutput"><a class="link" href="../when.html" title="Struct template when">when</a></code><<code class="computeroutput"><a class="link" href="../_.html" title="Struct _">_</a></code>, Fun>()(expr, state, data)</code>. Then,
this function returns <code class="computeroutput">fusion::fold(seq, state0, fun(data))</code>.
</p>
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<td><p><span class="term">Parameters:</span></p></td>
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<td><p><span class="term"><code class="computeroutput">data</code></span></p></td>
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