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| <title>The MPL Reference Manual: iterator_range</title> |
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| <div class="section" id="iterator-range"> |
| <h1><a class="toc-backref" href="./views.html#id1419">iterator_range</a></h1> |
| <div class="section" id="id133"> |
| <h3><a class="subsection-title" href="#synopsis" name="synopsis">Synopsis</a></h3> |
| <pre class="literal-block"> |
| template< |
| typename First |
| , typename Last |
| > |
| struct <a href="./iterator-range.html" class="identifier">iterator_range</a> |
| { |
| // <em>unspecified</em> |
| // <em>...</em> |
| }; |
| </pre> |
| </div> |
| <div class="section" id="id134"> |
| <h3><a class="subsection-title" href="#description" name="description">Description</a></h3> |
| <p>A view into subset of sequence elements identified by a pair of iterators.</p> |
| </div> |
| <div class="section" id="id135"> |
| <h3><a class="subsection-title" href="#header" name="header">Header</a></h3> |
| <pre class="literal-block"> |
| #include <<a href="../../../../boost/mpl/fold.hpp" class="header">boost/mpl/fold.hpp</a>> |
| </pre> |
| </div> |
| <div class="section" id="id136"> |
| <h3><a class="subsection-title" href="#model-of" name="model-of">Model of</a></h3> |
| <ul class="simple"> |
| <li><a class="reference internal" href="./forward-sequence.html">Forward</a>, <a class="reference internal" href="./bidirectional-sequence.html">Bidirectional</a>, or <a class="reference internal" href="./random-access-sequence.html">Random Access Sequence</a>, depending on the category |
| of the underlaying iterators.</li> |
| </ul> |
| </div> |
| <div class="section" id="id139"> |
| <h3><a class="subsection-title" href="#parameters" name="parameters">Parameters</a></h3> |
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| <th class="head">Requirement</th> |
| <th class="head">Description</th> |
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| <tbody valign="top"> |
| <tr><td><tt class="literal"><span class="pre">First</span></tt>, |
| <tt class="literal"><span class="pre">Last</span></tt></td> |
| <td><a class="reference internal" href="./forward-iterator.html">Forward Iterator</a></td> |
| <td>Iterators identifying the view's boundaries.</td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| <div class="section" id="id140"> |
| <h3><a class="subsection-title" href="#expression-semantics" name="expression-semantics">Expression semantics</a></h3> |
| <p>The semantics of an expression are defined only |
| where they differ from, or are not defined in <a class="reference internal" href="./forward-sequence.html">Forward Sequence</a>.</p> |
| <p>In the following table, <tt class="literal"><span class="pre">v</span></tt> is an instance of <tt class="literal"><span class="pre"><a href="./iterator-range.html" class="identifier">iterator_range</a></span></tt>, <tt class="literal"><span class="pre">first</span></tt> and <tt class="literal"><span class="pre">last</span></tt> are |
| iterators into a <a class="reference internal" href="./forward-sequence.html">Forward Sequence</a>, and [<tt class="literal"><span class="pre">first</span></tt>, <tt class="literal"><span class="pre">last</span></tt>) form a valid range.</p> |
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| <th class="head">Semantics</th> |
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| <tbody valign="top"> |
| <tr><td><pre class="first last literal-block"> |
| <a href="./iterator-range.html" class="identifier">iterator_range</a><first,last> |
| <a href="./iterator-range.html" class="identifier">iterator_range</a><first,last>::type |
| </pre> |
| </td> |
| <td>A lazy sequence all the elements in the range |
| [<tt class="literal"><span class="pre">first</span></tt>, <tt class="literal"><span class="pre">last</span></tt>).</td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| <div class="section" id="id141"> |
| <h3><a class="subsection-title" href="#example" name="example">Example</a></h3> |
| <pre class="literal-block"> |
| typedef <a href="./range-c.html" class="identifier">range_c</a><int,0,100> r; |
| typedef advance_c< <a href="./begin.html" class="identifier">begin</a><r>::type,10 >::type first; |
| typedef advance_c< <a href="./end.html" class="identifier">end</a><r>::type,-10 >::type last; |
| |
| <a href="./assert.html" class="identifier">BOOST_MPL_ASSERT</a>(( <a href="./equal.html" class="identifier">equal</a>< |
| <a href="./iterator-range.html" class="identifier">iterator_range</a><first,last> |
| , <a href="./range-c.html" class="identifier">range_c</a><int,10,90> |
| > )); |
| </pre> |
| </div> |
| <div class="section" id="id142"> |
| <h3><a class="subsection-title" href="#see-also" name="see-also">See also</a></h3> |
| <p><a class="reference internal" href="./sequences.html">Sequences</a>, <a class="reference internal" href="./views.html">Views</a>, <a class="reference internal" href="./filter-view.html">filter_view</a>, <a class="reference internal" href="./transform-view.html">transform_view</a>, <a class="reference internal" href="./joint-view.html">joint_view</a>, <a class="reference internal" href="./zip-view.html">zip_view</a>, <a class="reference internal" href="./max-element.html">max_element</a></p> |
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