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<div class="titlepage"><div><div><h4 class="title">
<a name="spirit.qi.quick_reference.common_notation"></a><a class="link" href="common_notation.html" title="Common Notation">Common Notation</a>
</h4></div></div></div>
<div class="variablelist">
<p class="title"><b>Notation</b></p>
<dl>
<dt><span class="term"><code class="computeroutput"><span class="identifier">P</span></code></span></dt>
<dd><p>
Parser type
</p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">p</span><span class="special">,</span>
<span class="identifier">a</span><span class="special">,</span>
<span class="identifier">b</span><span class="special">,</span>
<span class="identifier">c</span></code></span></dt>
<dd><p>
Parser objects
</p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">A</span><span class="special">,</span>
<span class="identifier">B</span><span class="special">,</span>
<span class="identifier">C</span></code></span></dt>
<dd><p>
Attribute types of parsers <code class="computeroutput"><span class="identifier">a</span></code>,
<code class="computeroutput"><span class="identifier">b</span></code> and <code class="computeroutput"><span class="identifier">c</span></code>
</p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">I</span></code></span></dt>
<dd><p>
The iterator type used for parsing
</p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">Unused</span></code></span></dt>
<dd><p>
An <code class="computeroutput"><span class="identifier">unused_type</span></code>
</p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">Context</span></code></span></dt>
<dd><p>
The enclosing rule's <code class="computeroutput"><span class="identifier">Context</span></code>
type
</p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">attrib</span></code></span></dt>
<dd><p>
An attribute value
</p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">Attrib</span></code></span></dt>
<dd><p>
An attribute type
</p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">b</span></code></span></dt>
<dd><p>
A boolean expression
</p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">fp</span></code></span></dt>
<dd><p>
A (lazy parser) function with signature <code class="computeroutput"><span class="identifier">P</span><span class="special">(</span><span class="identifier">Unused</span><span class="special">,</span> <span class="identifier">Context</span><span class="special">)</span></code>
</p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">fa</span></code></span></dt>
<dd><p>
A (semantic action) function with signature <code class="computeroutput"><span class="keyword">void</span><span class="special">(</span><span class="identifier">Attrib</span><span class="special">,</span> <span class="identifier">Context</span><span class="special">,</span> <span class="keyword">bool</span><span class="special">&amp;)</span></code>. The third parameter is a boolean
flag that can be set to false to force the parse to fail. Both <code class="computeroutput"><span class="identifier">Context</span></code> and the boolean flag are
optional.
</p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">first</span></code></span></dt>
<dd><p>
An iterator pointing to the start of input
</p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">last</span></code></span></dt>
<dd><p>
An iterator pointing to the end of input
</p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">Ch</span></code></span></dt>
<dd><p>
Character-class specific character type (See Character Class Types)
</p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">ch</span></code></span></dt>
<dd><p>
Character-class specific character (See Character Class Types)
</p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">ch2</span></code></span></dt>
<dd><p>
Character-class specific character (See Character Class Types)
</p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">charset</span></code></span></dt>
<dd><p>
Character-set specifier string (example: "a-z0-9")
</p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">str</span></code></span></dt>
<dd><p>
Character-class specific string (See Character Class Types)
</p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">Str</span></code></span></dt>
<dd><p>
Attribute of <code class="computeroutput"><span class="identifier">str</span></code>:
<code class="computeroutput"><span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_string</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span></code>
where <code class="computeroutput"><span class="identifier">T</span></code> is the underlying
character type of <code class="computeroutput"><span class="identifier">str</span></code>
</p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">tuple</span><span class="special">&lt;&gt;</span></code></span></dt>
<dd><p>
Used as a placeholder for a fusion sequence
</p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">vector</span><span class="special">&lt;&gt;</span></code></span></dt>
<dd><p>
Used as a placeholder for an STL container
</p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">variant</span><span class="special">&lt;&gt;</span></code></span></dt>
<dd><p>
Used as a placeholder for a boost::variant
</p></dd>
<dt><span class="term"><code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;&gt;</span></code></span></dt>
<dd><p>
Used as a placeholder for a boost::optional
</p></dd>
</dl>
</div>
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<td align="right"><div class="copyright-footer">Copyright &#169; 2001-2010 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>)
</p>
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