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<title>ublas: boost::numeric::ublas::vector&lt; T, A &gt;::const_iterator Class Reference</title>
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<div class="navpath"><b>boost</b>::<b>numeric</b>::<b>ublas</b>::<a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector.html">vector</a>::<a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html">const_iterator</a>
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<h1>boost::numeric::ublas::vector&lt; T, A &gt;::const_iterator Class Reference</h1><!-- doxytag: class="boost::numeric::ublas::vector::const_iterator" -->
<p><a href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator-members.html">List of all members.</a></p>
<table border="0" cellpadding="0" cellspacing="0">
<tr><td colspan="2"><h2>Public Types</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a81848b295d0b0ab616b22389d68f6def"></a><!-- doxytag: member="boost::numeric::ublas::vector::const_iterator::difference_type" ref="a81848b295d0b0ab616b22389d68f6def" args="" -->
typedef vector::difference_type&nbsp;</td><td class="memItemRight" valign="bottom"><b>difference_type</b></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a029aa181f31af03b071933ee838147c2"></a><!-- doxytag: member="boost::numeric::ublas::vector::const_iterator::value_type" ref="a029aa181f31af03b071933ee838147c2" args="" -->
typedef vector::value_type&nbsp;</td><td class="memItemRight" valign="bottom"><b>value_type</b></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a851cffb01627a8de952391198ba96f46"></a><!-- doxytag: member="boost::numeric::ublas::vector::const_iterator::reference" ref="a851cffb01627a8de952391198ba96f46" args="" -->
typedef vector::const_reference&nbsp;</td><td class="memItemRight" valign="bottom"><b>reference</b></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="acb410b8942585911aede4e2fcc43f73c"></a><!-- doxytag: member="boost::numeric::ublas::vector::const_iterator::pointer" ref="acb410b8942585911aede4e2fcc43f73c" args="" -->
typedef const vector::pointer&nbsp;</td><td class="memItemRight" valign="bottom"><b>pointer</b></td></tr>
<tr><td colspan="2"><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aa30ad12c30e7ca61c41729eb2a758989"></a><!-- doxytag: member="boost::numeric::ublas::vector::const_iterator::const_iterator" ref="aa30ad12c30e7ca61c41729eb2a758989" args="(const self_type &amp;v, const const_subiterator_type &amp;it)" -->
BOOST_UBLAS_INLINE&nbsp;</td><td class="memItemRight" valign="bottom"><b>const_iterator</b> (const <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector.html">self_type</a> &amp;v, const const_subiterator_type &amp;it)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a399baf4c78baff15274a4791f8985097"></a><!-- doxytag: member="boost::numeric::ublas::vector::const_iterator::const_iterator" ref="a399baf4c78baff15274a4791f8985097" args="(const typename self_type::iterator &amp;it)" -->
BOOST_UBLAS_INLINE&nbsp;</td><td class="memItemRight" valign="bottom"><b>const_iterator</b> (const typename <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1iterator.html">self_type::iterator</a> &amp;it)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">BOOST_UBLAS_INLINE <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html">const_iterator</a> &amp;&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html#aa3d01d666d746827ce47ea7c8efd819c">operator++</a> ()</td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Increment by 1 the position of the <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1iterator.html">iterator</a>. <a href="#aa3d01d666d746827ce47ea7c8efd819c"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">BOOST_UBLAS_INLINE <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html">const_iterator</a> &amp;&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html#a8e6b816b5c240010d285b79610c40103">operator--</a> ()</td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Decrement by 1 the position of the <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1iterator.html">iterator</a>. <a href="#a8e6b816b5c240010d285b79610c40103"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">BOOST_UBLAS_INLINE <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html">const_iterator</a> &amp;&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html#a4f6ce40c99053ba8eb1e772bcbe4e808">operator+=</a> (difference_type n)</td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Increment by <em>n</em> the position of the <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1iterator.html">iterator</a>. <a href="#a4f6ce40c99053ba8eb1e772bcbe4e808"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">BOOST_UBLAS_INLINE <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html">const_iterator</a> &amp;&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html#ab9bfac800ab3856232f55e4b7c16948e">operator-=</a> (difference_type n)</td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Decrement by <em>n</em> the position of the <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1iterator.html">iterator</a>. <a href="#ab9bfac800ab3856232f55e4b7c16948e"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="abc6917fe636fb1a3640faad786cabe58"></a><!-- doxytag: member="boost::numeric::ublas::vector::const_iterator::operator&#45;" ref="abc6917fe636fb1a3640faad786cabe58" args="(const const_iterator &amp;it) const " -->
BOOST_UBLAS_INLINE difference_type&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html#abc6917fe636fb1a3640faad786cabe58">operator-</a> (const <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html">const_iterator</a> &amp;it) const </td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Return the different in number of positions between 2 iterators. <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">BOOST_UBLAS_INLINE const_reference&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html#a4cc48bcf7a236d3270d1194e7f76dd94">operator*</a> () const </td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Dereference an <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1iterator.html">iterator</a> Dereference an <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1iterator.html">iterator</a>: a bounds' check is done before returning the value. A bad_index() expection is returned if out of bounds. <a href="#a4cc48bcf7a236d3270d1194e7f76dd94"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">BOOST_UBLAS_INLINE const_reference&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html#aed6e116cffebf9bcf3af11136e8c483e">operator[]</a> (difference_type n) const </td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Dereference an <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1iterator.html">iterator</a> at the n-th forward value Dereference an <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1iterator.html">iterator</a> at the n-th forward value, that is the value pointed by iterator+n. A bounds' check is done before returning the value. A bad_index() expection is returned if out of bounds. <a href="#aed6e116cffebf9bcf3af11136e8c483e"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aa6bbfc9b7f699a2588b3b6067dd4268a"></a><!-- doxytag: member="boost::numeric::ublas::vector::const_iterator::index" ref="aa6bbfc9b7f699a2588b3b6067dd4268a" args="() const " -->
BOOST_UBLAS_INLINE size_type&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html#aa6bbfc9b7f699a2588b3b6067dd4268a">index</a> () const </td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">return the index of the element referenced by the <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1iterator.html">iterator</a> <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ae50919d7a80c0db6c4639854af11121a"></a><!-- doxytag: member="boost::numeric::ublas::vector::const_iterator::operator=" ref="ae50919d7a80c0db6c4639854af11121a" args="(const const_iterator &amp;it)" -->
BOOST_UBLAS_INLINE <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html">const_iterator</a> &amp;&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html#ae50919d7a80c0db6c4639854af11121a">operator=</a> (const <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html">const_iterator</a> &amp;it)</td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">assign the value of an <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1iterator.html">iterator</a> to the <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1iterator.html">iterator</a> <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">BOOST_UBLAS_INLINE bool&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html#ac73d92631ffa4397960976491849af60">operator==</a> (const <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html">const_iterator</a> &amp;it) const </td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">compare the value of two itetarors <a href="#ac73d92631ffa4397960976491849af60"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">BOOST_UBLAS_INLINE bool&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html#ad7c19d9c67393b8f8dcf92835f2a59f7">operator&lt;</a> (const <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html">const_iterator</a> &amp;it) const </td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">compare the value of two iterators <a href="#ad7c19d9c67393b8f8dcf92835f2a59f7"></a><br/></td></tr>
<tr><td colspan="2"><h2>Friends</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a67171474c4da6cc8efe0c7fafefd2b2d"></a><!-- doxytag: member="boost::numeric::ublas::vector::const_iterator::iterator" ref="a67171474c4da6cc8efe0c7fafefd2b2d" args="" -->
class&nbsp;</td><td class="memItemRight" valign="bottom"><b>iterator</b></td></tr>
</table>
<h3>template&lt;class T, class A&gt;<br/>
class boost::numeric::ublas::vector&lt; T, A &gt;::const_iterator</h3>
<hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="a4cc48bcf7a236d3270d1194e7f76dd94"></a><!-- doxytag: member="boost::numeric::ublas::vector::const_iterator::operator*" ref="a4cc48bcf7a236d3270d1194e7f76dd94" args="() const " -->
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<td class="memname">BOOST_UBLAS_INLINE const_reference <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector.html">boost::numeric::ublas::vector</a>&lt; T, A &gt;::const_iterator::operator* </td>
<td>(</td>
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<td>&nbsp;)&nbsp;</td>
<td> const</td>
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<dl class="return"><dt><b>Returns:</b></dt><dd>a const reference to the value pointed by the <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1iterator.html">iterator</a> </dd></dl>
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<a class="anchor" id="aa3d01d666d746827ce47ea7c8efd819c"></a><!-- doxytag: member="boost::numeric::ublas::vector::const_iterator::operator++" ref="aa3d01d666d746827ce47ea7c8efd819c" args="()" -->
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<td>(</td>
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<td>&nbsp;)&nbsp;</td>
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<dl class="return"><dt><b>Returns:</b></dt><dd>a reference to the const <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1iterator.html">iterator</a> </dd></dl>
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<a class="anchor" id="a4f6ce40c99053ba8eb1e772bcbe4e808"></a><!-- doxytag: member="boost::numeric::ublas::vector::const_iterator::operator+=" ref="a4f6ce40c99053ba8eb1e772bcbe4e808" args="(difference_type n)" -->
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<td class="memname">BOOST_UBLAS_INLINE <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html">const_iterator</a>&amp; <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector.html">boost::numeric::ublas::vector</a>&lt; T, A &gt;::const_iterator::operator+= </td>
<td>(</td>
<td class="paramtype">difference_type&nbsp;</td>
<td class="paramname"> <em>n</em></td>
<td>&nbsp;)&nbsp;</td>
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<dl class="return"><dt><b>Returns:</b></dt><dd>a reference to the const <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1iterator.html">iterator</a> </dd></dl>
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<a class="anchor" id="a8e6b816b5c240010d285b79610c40103"></a><!-- doxytag: member="boost::numeric::ublas::vector::const_iterator::operator&#45;&#45;" ref="a8e6b816b5c240010d285b79610c40103" args="()" -->
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<td>(</td>
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<dl class="return"><dt><b>Returns:</b></dt><dd>a reference to the const <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1iterator.html">iterator</a> </dd></dl>
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<a class="anchor" id="ab9bfac800ab3856232f55e4b7c16948e"></a><!-- doxytag: member="boost::numeric::ublas::vector::const_iterator::operator&#45;=" ref="ab9bfac800ab3856232f55e4b7c16948e" args="(difference_type n)" -->
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<td>(</td>
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<td class="paramname"> <em>n</em></td>
<td>&nbsp;)&nbsp;</td>
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<dl class="return"><dt><b>Returns:</b></dt><dd>a reference to the const <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1iterator.html">iterator</a> </dd></dl>
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<a class="anchor" id="ad7c19d9c67393b8f8dcf92835f2a59f7"></a><!-- doxytag: member="boost::numeric::ublas::vector::const_iterator::operator&lt;" ref="ad7c19d9c67393b8f8dcf92835f2a59f7" args="(const const_iterator &amp;it) const " -->
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<td>(</td>
<td class="paramtype">const <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html">const_iterator</a> &amp;&nbsp;</td>
<td class="paramname"> <em>it</em></td>
<td>&nbsp;)&nbsp;</td>
<td> const</td>
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<dl class="return"><dt><b>Returns:</b></dt><dd>return true if the left-hand-side <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1iterator.html">iterator</a> refers to a value placed before the right-hand-side <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1iterator.html">iterator</a> </dd></dl>
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<a class="anchor" id="ac73d92631ffa4397960976491849af60"></a><!-- doxytag: member="boost::numeric::ublas::vector::const_iterator::operator==" ref="ac73d92631ffa4397960976491849af60" args="(const const_iterator &amp;it) const " -->
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<td>(</td>
<td class="paramtype">const <a class="el" href="classboost_1_1numeric_1_1ublas_1_1vector_1_1const__iterator.html">const_iterator</a> &amp;&nbsp;</td>
<td class="paramname"> <em>it</em></td>
<td>&nbsp;)&nbsp;</td>
<td> const</td>
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<dl class="return"><dt><b>Returns:</b></dt><dd>true if they reference the same element </dd></dl>
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<a class="anchor" id="aed6e116cffebf9bcf3af11136e8c483e"></a><!-- doxytag: member="boost::numeric::ublas::vector::const_iterator::operator[]" ref="aed6e116cffebf9bcf3af11136e8c483e" args="(difference_type n) const " -->
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<td>(</td>
<td class="paramtype">difference_type&nbsp;</td>
<td class="paramname"> <em>n</em></td>
<td>&nbsp;)&nbsp;</td>
<td> const</td>
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<dl class="return"><dt><b>Returns:</b></dt><dd>a const reference </dd></dl>
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<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.1 </small></address>
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