1<html> 2<head> 3<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 4<title>Supporting Tools</title> 5<link rel="stylesheet" href="../../../../../doc/src/boostbook.css" type="text/css"> 6<meta name="generator" content="DocBook XSL Stylesheets V1.79.1"> 7<link rel="home" href="../index.html" title="Chapter 1. Boost.Convert 2.0"> 8<link rel="up" href="../index.html" title="Chapter 1. Boost.Convert 2.0"> 9<link rel="prev" href="design_notes/user_interface_signature.html" title="User Interface Signature"> 10<link rel="next" href="supporting_tools/boost__cnv__is_range.html" title="boost::cnv::is_range"> 11</head> 12<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> 13<table cellpadding="2" width="100%"><tr> 14<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../boost.png"></td> 15<td align="center"><a href="../../../../../index.html">Home</a></td> 16<td align="center"><a href="../../../../../libs/libraries.htm">Libraries</a></td> 17<td align="center"><a href="http://www.boost.org/users/people.html">People</a></td> 18<td align="center"><a href="http://www.boost.org/users/faq.html">FAQ</a></td> 19<td align="center"><a href="../../../../../more/index.htm">More</a></td> 20</tr></table> 21<hr> 22<div class="spirit-nav"> 23<a accesskey="p" href="design_notes/user_interface_signature.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="supporting_tools/boost__cnv__is_range.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a> 24</div> 25<div class="section"> 26<div class="titlepage"><div><div><h2 class="title" style="clear: both"> 27<a name="boost_convert.supporting_tools"></a><a class="link" href="supporting_tools.html" title="Supporting Tools">Supporting Tools</a> 28</h2></div></div></div> 29<div class="toc"><dl class="toc"> 30<dt><span class="section"><a href="supporting_tools.html#boost_convert.supporting_tools.boost__cnv__range">boost::cnv::range</a></span></dt> 31<dt><span class="section"><a href="supporting_tools/boost__cnv__is_range.html">boost::cnv::is_range</a></span></dt> 32<dt><span class="section"><a href="supporting_tools/boost_declare_has_member.html">BOOST_DECLARE_HAS_MEMBER</a></span></dt> 33<dt><span class="section"><a href="supporting_tools/boost_declare_is_callable.html">BOOST_DECLARE_IS_CALLABLE</a></span></dt> 34<dt><span class="section"><a href="supporting_tools/boost__cnv__is_cnv.html">boost::cnv::is_cnv</a></span></dt> 35</dl></div> 36<p> 37 This section describes a few supporting tools written as part of <span class="emphasis"><em>Boost.Convert</em></span> 38 but which might be useful in their own rights. 39 </p> 40<div class="section"> 41<div class="titlepage"><div><div><h3 class="title"> 42<a name="boost_convert.supporting_tools.boost__cnv__range"></a><a class="link" href="supporting_tools.html#boost_convert.supporting_tools.boost__cnv__range" title="boost::cnv::range">boost::cnv::range</a> 43</h3></div></div></div> 44<p> 45 <span class="emphasis"><em>boost::cnv::range</em></span> is a consolidation of the [begin, 46 end)-based ranges (such as <span class="emphasis"><em>std::string</em></span>) and the sentry-based 47 ranges (such as null-terminated C-style strings). It allows universal traversal 48 of both types of ranges with 49 </p> 50<pre class="programlisting"><span class="keyword">for</span> <span class="special">(</span><span class="keyword">auto</span> <span class="identifier">s</span> <span class="special">=</span> <span class="identifier">range</span><span class="special">.</span><span class="identifier">begin</span><span class="special">();</span> <span class="identifier">s</span> <span class="special">!=</span> <span class="identifier">range</span><span class="special">.</span><span class="identifier">sentry</span><span class="special">();</span> <span class="special">++</span><span class="identifier">s</span><span class="special">)</span> 51</pre> 52<p> 53 without the penalty or the need for an extra traversal of the sentry-based 54 ranges in order to find the end. 55 </p> 56<p> 57 TODO 58 </p> 59</div> 60</div> 61<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> 62<td align="left"></td> 63<td align="right"><div class="copyright-footer">Copyright © 2009-2016 Vladimir Batov<p> 64 Distributed under the Boost Software License, Version 1.0. See copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>. 65 </p> 66</div></td> 67</tr></table> 68<hr> 69<div class="spirit-nav"> 70<a accesskey="p" href="design_notes/user_interface_signature.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="supporting_tools/boost__cnv__is_range.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a> 71</div> 72</body> 73</html> 74
