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added make_xxx functions for some of the iterators

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[SVN r21611]
This commit is contained in:
Jeremy Siek
2004-01-12 01:30:47 +00:00
parent c6814925ac
commit 45b6a92f61
22 changed files with 626 additions and 1729 deletions
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29
doc/reverse_iterator.html
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@ -153,6 +153,20 @@ return *--tmp;
</tr>
</tbody>
</table>
<pre class="literal-block">
template &lt;class BidirectionalIterator&gt;
reverse_iterator&lt;BidirectionalIterator&gt;n
make_reverse_iterator(BidirectionalIterator x);
</pre>
<table class="field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field"><th class="field-name">Returns:</th><td class="field-body">An instance of <tt class="literal"><span class="pre">reverse_iterator&lt;BidirectionalIterator&gt;</span></tt>
with a <tt class="literal"><span class="pre">current</span></tt> constructed from <tt class="literal"><span class="pre">x</span></tt>.</td>
</tr>
</tbody>
</table>
</div>
<div class="section" id="example">
<h1><a class="toc-backref" href="#id5" name="example">Example</a></h1>
@ -163,21 +177,28 @@ char letters_[] = &quot;hello world!&quot;;
const int N = sizeof(letters_)/sizeof(char) - 1;
typedef char* base_iterator;
base_iterator letters(letters_);
std::cout &lt;&lt; &quot;original sequence of letters:\t&quot; &lt;&lt; letters_ &lt;&lt; std::endl;
std::cout &lt;&lt; &quot;original sequence of letters:\t\t\t&quot; &lt;&lt; letters_ &lt;&lt; std::endl;
boost::reverse_iterator&lt;base_iterator&gt;
reverse_letters_first(letters + N),
reverse_letters_last(letters);
std::cout &lt;&lt; &quot;sequence in reverse order:\t&quot;;
std::cout &lt;&lt; &quot;sequence in reverse order:\t\t\t&quot;;
std::copy(reverse_letters_first, reverse_letters_last,
std::ostream_iterator&lt;char&gt;(std::cout));
std::cout &lt;&lt; std::endl;
std::cout &lt;&lt; &quot;sequence in double-reversed (normal) order:\t&quot;;
std::copy(boost::make_reverse_iterator(reverse_letters_last),
boost::make_reverse_iterator(reverse_letters_first),
std::ostream_iterator&lt;char&gt;(std::cout));
std::cout &lt;&lt; std::endl;
</pre>
<p>The output is:</p>
<pre class="literal-block">
original sequence of letters: hello world!
sequence in reverse order: !dlrow olleh
original sequence of letters: hello world!
sequence in reverse order: !dlrow olleh
sequence in double-reversed (normal) order: hello world!
</pre>
</div>
</div>