libs/spirit/doc/html/spirit/qi/reference/auxiliary/eoi.html


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<html>
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<title>End of Input Parser (eoi)</title>
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<div class="section">
<div class="titlepage"><div><div><h5 class="title">
<a name="spirit.qi.reference.auxiliary.eoi"></a><a class="link" href="eoi.html" title="End of Input Parser (eoi)">End of Input Parser
          (<code class="computeroutput"><span class="identifier">eoi</span></code>)</a>
</h5></div></div></div>
<h6>
<a name="spirit.qi.reference.auxiliary.eoi.h0"></a>
            <span><a name="spirit.qi.reference.auxiliary.eoi.description"></a></span><a class="link" href="eoi.html#spirit.qi.reference.auxiliary.eoi.description">Description</a>
          </h6>
<p>
            The <code class="computeroutput"><span class="identifier">eoi</span></code> parser matches
            the end of input (returns a successful match with 0 length when the input
            is exhausted)
          </p>
<h6>
<a name="spirit.qi.reference.auxiliary.eoi.h1"></a>
            <span><a name="spirit.qi.reference.auxiliary.eoi.header"></a></span><a class="link" href="eoi.html#spirit.qi.reference.auxiliary.eoi.header">Header</a>
          </h6>
<pre class="programlisting"><span class="comment">// forwards to &lt;boost/spirit/home/qi/auxiliary/eoi.hpp&gt;</span>
<span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">spirit</span><span class="special">/</span><span class="identifier">include</span><span class="special">/</span><span class="identifier">qi_eoi</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
</pre>
<p>
            Also, see <a class="link" href="../../../structure/include.html" title="Include">Include Structure</a>.
          </p>
<h6>
<a name="spirit.qi.reference.auxiliary.eoi.h2"></a>
            <span><a name="spirit.qi.reference.auxiliary.eoi.namespace"></a></span><a class="link" href="eoi.html#spirit.qi.reference.auxiliary.eoi.namespace">Namespace</a>
          </h6>
<div class="informaltable"><table class="table">
<colgroup><col></colgroup>
<thead><tr><th>
                    <p>
                      Name
                    </p>
                  </th></tr></thead>
<tbody><tr><td>
                    <p>
                      <code class="computeroutput"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">spirit</span><span class="special">::</span><span class="identifier">eoi</span> <span class="comment">// alias:
                      boost::spirit::qi::eoi</span></code>
                    </p>
                  </td></tr></tbody>
</table></div>
<h6>
<a name="spirit.qi.reference.auxiliary.eoi.h3"></a>
            <span><a name="spirit.qi.reference.auxiliary.eoi.model_of"></a></span><a class="link" href="eoi.html#spirit.qi.reference.auxiliary.eoi.model_of">Model
            of</a>
          </h6>
<div class="blockquote"><blockquote class="blockquote"><p>
              <a class="link" href="../parser_concepts/primitiveparser.html" title="PrimitiveParser"><code class="computeroutput"><span class="identifier">PrimitiveParser</span></code></a>
            </p></blockquote></div>
<h6>
<a name="spirit.qi.reference.auxiliary.eoi.h4"></a>
            <span><a name="spirit.qi.reference.auxiliary.eoi.expression_semantics"></a></span><a class="link" href="eoi.html#spirit.qi.reference.auxiliary.eoi.expression_semantics">Expression
            Semantics</a>
          </h6>
<p>
            Semantics of an expression is defined only where it differs from, or
            is not defined in <a class="link" href="../parser_concepts/primitiveparser.html" title="PrimitiveParser"><code class="computeroutput"><span class="identifier">PrimitiveParser</span></code></a>.
          </p>
<div class="informaltable"><table class="table">
<colgroup>
<col>
<col>
</colgroup>
<thead><tr>
<th>
                    <p>
                      Expression
                    </p>
                  </th>
<th>
                    <p>
                      Semantics
                    </p>
                  </th>
</tr></thead>
<tbody><tr>
<td>
                    <p>
                      <code class="computeroutput"><span class="identifier">eoi</span></code>
                    </p>
                  </td>
<td>
                    <p>
                      Create a parser that matches the end of input.
                    </p>
                  </td>
</tr></tbody>
</table></div>
<h6>
<a name="spirit.qi.reference.auxiliary.eoi.h5"></a>
            <span><a name="spirit.qi.reference.auxiliary.eoi.attributes"></a></span><a class="link" href="eoi.html#spirit.qi.reference.auxiliary.eoi.attributes">Attributes</a>
          </h6>
<div class="informaltable"><table class="table">
<colgroup>
<col>
<col>
</colgroup>
<thead><tr>
<th>
                    <p>
                      Expression
                    </p>
                  </th>
<th>
                    <p>
                      Attribute
                    </p>
                  </th>
</tr></thead>
<tbody><tr>
<td>
                    <p>
                      <code class="computeroutput"><span class="identifier">eoi</span></code>
                    </p>
                  </td>
<td>
                    <p>
                      <code class="computeroutput"><span class="identifier">unused</span></code>
                    </p>
                  </td>
</tr></tbody>
</table></div>
<h6>
<a name="spirit.qi.reference.auxiliary.eoi.h6"></a>
            <span><a name="spirit.qi.reference.auxiliary.eoi.complexity"></a></span><a class="link" href="eoi.html#spirit.qi.reference.auxiliary.eoi.complexity">Complexity</a>
          </h6>
<div class="blockquote"><blockquote class="blockquote"><p>
              O(1)
            </p></blockquote></div>
<h6>
<a name="spirit.qi.reference.auxiliary.eoi.h7"></a>
            <span><a name="spirit.qi.reference.auxiliary.eoi.example"></a></span><a class="link" href="eoi.html#spirit.qi.reference.auxiliary.eoi.example">Example</a>
          </h6>
<div class="note"><table border="0" summary="Note">
<tr>
<td rowspan="2" align="center" valign="top" width="25"><img alt="[Note]" src="../../../../images/note.png"></td>
<th align="left">Note</th>
</tr>
<tr><td align="left" valign="top"><p>
              The test harness for the example(s) below is presented in the <a class="link" href="../basics.html#spirit.qi.reference.basics.examples">Basics Examples</a>
              section.
            </p></td></tr>
</table></div>
<p>
            Some using declarations:
          </p>
<p>
</p>
<pre class="programlisting"><span class="keyword">using</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">spirit</span><span class="special">::</span><span class="identifier">qi</span><span class="special">::</span><span class="identifier">eoi</span><span class="special">;</span>
</pre>
<p>
          </p>
<p>
            Using <code class="computeroutput"><span class="identifier">eoi</span></code>:
          </p>
<p>
</p>
<pre class="programlisting"><span class="identifier">test_parser</span><span class="special">(</span><span class="string">""</span><span class="special">,</span> <span class="identifier">eoi</span><span class="special">);</span>
</pre>
<p>
          </p>
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<td align="right"><div class="copyright-footer">Copyright &#169; 2001-2011 Joel de Guzman, Hartmut Kaiser<p>
        Distributed under the Boost Software License, Version 1.0. (See accompanying
        file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
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