mirror of
https://github.com/boostorg/regex.git
synced 2025-07-02 15:20:58 +02:00
272 lines
8.1 KiB
HTML
272 lines
8.1 KiB
HTML
<html>
|
||
<head>
|
||
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
|
||
<title> charT Requirements</title>
|
||
<link rel="stylesheet" href="../../../../../../../doc/html/boostbook.css" type="text/css">
|
||
<meta name="generator" content="DocBook XSL Stylesheets V1.66.1">
|
||
<link rel="start" href="../../../index.html" title="Boost.Regex">
|
||
<link rel="up" href="../concepts.html" title=" Concepts">
|
||
<link rel="prev" href="../concepts.html" title=" Concepts">
|
||
<link rel="next" href="traits_concept.html" title=" Traits Class
|
||
Requirements">
|
||
</head>
|
||
<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
|
||
<table cellpadding="2" width="100%"><tr>
|
||
<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../../../boost.png"></td>
|
||
<td align="center"><a href="../../../../../../../index.htm">Home</a></td>
|
||
<td align="center"><a href="../../../../../../../libs/libraries.htm">Libraries</a></td>
|
||
<td align="center"><a href="../../../../../../../people/people.htm">People</a></td>
|
||
<td align="center"><a href="../../../../../../../more/faq.htm">FAQ</a></td>
|
||
<td align="center"><a href="../../../../../../../more/index.htm">More</a></td>
|
||
</tr></table>
|
||
<hr>
|
||
<div class="spirit-nav">
|
||
<a accesskey="p" href="../concepts.html"><img src="../../../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../concepts.html"><img src="../../../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../../../index.html"><img src="../../../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="traits_concept.html"><img src="../../../../../../../doc/html/images/next.png" alt="Next"></a>
|
||
</div>
|
||
<div class="section" lang="en">
|
||
<div class="titlepage"><div><div><h4 class="title">
|
||
<a name="boost_regex.ref.concepts.charT_concept"></a><a href="charT_concept.html" title=" charT Requirements"> charT Requirements</a></h4></div></div></div>
|
||
<p>
|
||
Type <tt class="computeroutput"><span class="identifier">charT</span></tt> used a template
|
||
argument to class template <a href="../basic_regex.html" title=" basic_regex"><tt class="computeroutput"><span class="identifier">basic_regex</span></tt></a>, must have a trivial
|
||
default constructor, copy constructor, assignment operator, and destructor.
|
||
In addition the following requirements must be met for objects; <span class="emphasis"><em>c</em></span>
|
||
of type <tt class="computeroutput"><span class="identifier">charT</span></tt>, <span class="emphasis"><em>c1</em></span>
|
||
and <span class="emphasis"><em>c2</em></span> of type <tt class="computeroutput"><span class="identifier">charT</span>
|
||
<span class="keyword">const</span></tt>, and <span class="emphasis"><em>i</em></span>
|
||
of type <tt class="computeroutput"><span class="keyword">int</span></tt>:
|
||
</p>
|
||
<div class="informaltable"><table class="table">
|
||
<colgroup>
|
||
<col>
|
||
<col>
|
||
<col>
|
||
</colgroup>
|
||
<thead><tr>
|
||
<th>
|
||
<p>
|
||
Expression
|
||
</p>
|
||
</th>
|
||
<th>
|
||
<p>
|
||
Return type
|
||
</p>
|
||
</th>
|
||
<th>
|
||
<p>
|
||
Assertion / Note / Pre- / Post-condition
|
||
</p>
|
||
</th>
|
||
</tr></thead>
|
||
<tbody>
|
||
<tr>
|
||
<td>
|
||
<p>
|
||
charT c
|
||
</p>
|
||
</td>
|
||
<td>
|
||
<p>
|
||
charT
|
||
</p>
|
||
</td>
|
||
<td>
|
||
<p>
|
||
Default constructor (must be trivial).
|
||
</p>
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td>
|
||
<p>
|
||
charT c(c1)
|
||
</p>
|
||
</td>
|
||
<td>
|
||
<p>
|
||
charT
|
||
</p>
|
||
</td>
|
||
<td>
|
||
<p>
|
||
Copy constructor (must be trivial).
|
||
</p>
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td>
|
||
<p>
|
||
c1 = c2
|
||
</p>
|
||
</td>
|
||
<td>
|
||
<p>
|
||
charT
|
||
</p>
|
||
</td>
|
||
<td>
|
||
<p>
|
||
Assignment operator (must be trivial).
|
||
</p>
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td>
|
||
<p>
|
||
c1 == c2
|
||
</p>
|
||
</td>
|
||
<td>
|
||
<p>
|
||
bool
|
||
</p>
|
||
</td>
|
||
<td>
|
||
<p>
|
||
true if c1 has the same value as c2.
|
||
</p>
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td>
|
||
<p>
|
||
c1 != c2
|
||
</p>
|
||
</td>
|
||
<td>
|
||
<p>
|
||
bool
|
||
</p>
|
||
</td>
|
||
<td>
|
||
<p>
|
||
true if c1 and c2 are not equal.
|
||
</p>
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td>
|
||
<p>
|
||
c1 < c2
|
||
</p>
|
||
</td>
|
||
<td>
|
||
<p>
|
||
bool
|
||
</p>
|
||
</td>
|
||
<td>
|
||
<p>
|
||
true if the value of c1 is less than c2.
|
||
</p>
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td>
|
||
<p>
|
||
c1 > c2
|
||
</p>
|
||
</td>
|
||
<td>
|
||
<p>
|
||
bool
|
||
</p>
|
||
</td>
|
||
<td>
|
||
<p>
|
||
true if the value of c1 is greater than c2.
|
||
</p>
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td>
|
||
<p>
|
||
c1 <= c2
|
||
</p>
|
||
</td>
|
||
<td>
|
||
<p>
|
||
bool
|
||
</p>
|
||
</td>
|
||
<td>
|
||
<p>
|
||
true if c1 is less than or equal to c2.
|
||
</p>
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td>
|
||
<p>
|
||
c1 >= c2
|
||
</p>
|
||
</td>
|
||
<td>
|
||
<p>
|
||
bool
|
||
</p>
|
||
</td>
|
||
<td>
|
||
<p>
|
||
true if c1 is greater than or equal to c2.
|
||
</p>
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td>
|
||
<p>
|
||
intmax_t i = c1
|
||
</p>
|
||
</td>
|
||
<td>
|
||
<p>
|
||
int
|
||
</p>
|
||
</td>
|
||
<td>
|
||
<p>
|
||
charT must be convertible to an integral type.
|
||
</p>
|
||
<p>
|
||
Note: type charT is not required to support this operation, if
|
||
the traits class used supports the full Boost-specific interface,
|
||
rather than the minimal standardised-interface (see traits class
|
||
requirements below).
|
||
</p>
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td>
|
||
<p>
|
||
charT c(i);
|
||
</p>
|
||
</td>
|
||
<td>
|
||
<p>
|
||
charT
|
||
</p>
|
||
</td>
|
||
<td>
|
||
<p>
|
||
charT must be constructable from an integral type.
|
||
</p>
|
||
</td>
|
||
</tr>
|
||
</tbody>
|
||
</table></div>
|
||
</div>
|
||
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
|
||
<td align="left"></td>
|
||
<td align="right"><div class="copyright-footer"><small>Copyright <20> 2007 John Maddock<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></small></div></td>
|
||
</tr></table>
|
||
<hr>
|
||
<div class="spirit-nav">
|
||
<a accesskey="p" href="../concepts.html"><img src="../../../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../concepts.html"><img src="../../../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../../../index.html"><img src="../../../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="traits_concept.html"><img src="../../../../../../../doc/html/images/next.png" alt="Next"></a>
|
||
</div>
|
||
</body>
|
||
</html>
|