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doc/html/boost_regex/ref/bad_expression.html
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<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>bad_expression</title>
<link rel="stylesheet" href="../../../../../../doc/html/boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets V1.73.2">
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot_2006-12-17_0120">
<link rel="start" href="../../index.html" title="Boost.Regex">
<link rel="up" href="../ref.html" title="Reference">
<link rel="prev" href="regex_token_iterator.html" title="regex_token_iterator">
@ -24,22 +24,20 @@
</div>
<div class="section" lang="en">
<div class="titlepage"><div><div><h3 class="title">
<a name="boost_regex.ref.bad_expression"></a><a class="link" href="bad_expression.html" title="bad_expression"> bad_expression</a>
<a name="boost_regex.ref.bad_expression"></a><a href="bad_expression.html" title="bad_expression"> bad_expression</a>
</h3></div></div></div>
<a name="boost_regex.ref.bad_expression.synopsis"></a><h5>
<a name="id2731436"></a>
<a class="link" href="bad_expression.html#boost_regex.ref.bad_expression.synopsis">Synopsis</a>
<a name="id596313"></a>
<a href="bad_expression.html#boost_regex.ref.bad_expression.synopsis">Synopsis</a>
</h5>
<pre class="programlisting">
<span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">pattern_except</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
<pre class="programlisting"><span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">pattern_except</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
</pre>
<p>
The class <code class="computeroutput"><span class="identifier">regex_error</span></code> defines
the type of objects thrown as exceptions to report errors during the conversion
from a string representing a regular expression to a finite state machine.
</p>
<pre class="programlisting">
<span class="keyword">namespace</span> <span class="identifier">boost</span><span class="special">{</span>
<pre class="programlisting"><span class="keyword">namespace</span> <span class="identifier">boost</span><span class="special">{</span>
<span class="keyword">class</span> <span class="identifier">regex_error</span> <span class="special">:</span> <span class="keyword">public</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">runtime_error</span>
<span class="special">{</span>
@ -56,25 +54,22 @@
<span class="special">}</span> <span class="comment">// namespace boost
</span></pre>
<a name="boost_regex.ref.bad_expression.description"></a><h5>
<a name="id2731892"></a>
<a class="link" href="bad_expression.html#boost_regex.ref.bad_expression.description">Description</a>
<a name="id596816"></a>
<a href="bad_expression.html#boost_regex.ref.bad_expression.description">Description</a>
</h5>
<pre class="programlisting">
<span class="identifier">regex_error</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&amp;</span> <span class="identifier">s</span><span class="special">,</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">error_type</span> <span class="identifier">err</span><span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">ptrdiff_t</span> <span class="identifier">pos</span><span class="special">);</span>
<pre class="programlisting"><span class="identifier">regex_error</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&amp;</span> <span class="identifier">s</span><span class="special">,</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">error_type</span> <span class="identifier">err</span><span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">ptrdiff_t</span> <span class="identifier">pos</span><span class="special">);</span>
<span class="identifier">regex_error</span><span class="special">(</span><span class="identifier">boost</span><span class="special">::</span><span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">error_type</span> <span class="identifier">err</span><span class="special">);</span>
</pre>
<p>
<span class="bold"><strong>Effects:</strong></span> Constructs an object of class regex_error.
</p>
<pre class="programlisting">
<span class="identifier">boost</span><span class="special">::</span><span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">error_type</span> <span class="identifier">code</span><span class="special">()</span><span class="keyword">const</span><span class="special">;</span>
<pre class="programlisting"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">error_type</span> <span class="identifier">code</span><span class="special">()</span><span class="keyword">const</span><span class="special">;</span>
</pre>
<p>
<span class="bold"><strong>Effects:</strong></span> returns the error code that represents
parsing error that occurred.
</p>
<pre class="programlisting">
<span class="identifier">std</span><span class="special">::</span><span class="identifier">ptrdiff_t</span> <span class="identifier">position</span><span class="special">()</span><span class="keyword">const</span><span class="special">;</span>
<pre class="programlisting"><span class="identifier">std</span><span class="special">::</span><span class="identifier">ptrdiff_t</span> <span class="identifier">position</span><span class="special">()</span><span class="keyword">const</span><span class="special">;</span>
</pre>
<p>
<span class="bold"><strong>Effects:</strong></span> returns the location in the expression