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<div class="title">std::unique_ptr< _Tp[], _Dp > Class Template Reference<div class="ingroups"><a class="el" href="a01431.html">Utilities</a> » <a class="el" href="a01424.html">Memory</a> » <a class="el" href="a01425.html">Pointer Abstractions</a></div></div> </div>
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Public Types</h2></td></tr>
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typedef _Dp </td><td class="memItemRight" valign="bottom"><b>deleter_type</b></td></tr>
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typedef _Tp </td><td class="memItemRight" valign="bottom"><b>element_type</b></td></tr>
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typedef _Pointer::type </td><td class="memItemRight" valign="bottom"><b>pointer</b></td></tr>
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Public Member Functions</h2></td></tr>
<tr class="memitem:a5f3ae86d5892efcebb914bb9551f89d3"><td class="memItemLeft" align="right" valign="top">constexpr </td><td class="memItemRight" valign="bottom"><a class="el" href="a06861.html#a5f3ae86d5892efcebb914bb9551f89d3">unique_ptr</a> () noexcept</td></tr>
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<tr class="memitem:a11822622e8f2d61c7da9458a5cb0058c"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="a06861.html#a11822622e8f2d61c7da9458a5cb0058c">unique_ptr</a> (pointer __p) noexcept</td></tr>
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template<typename _Up , typename = _Require<is_pointer<pointer>, is_convertible<_Up*, pointer>, __is_derived_Tp<_Up>>> </td></tr>
<tr class="memitem:af4a047664487c9e927f5c1897338cc57"><td class="memTemplItemLeft" align="right" valign="top"> </td><td class="memTemplItemRight" valign="bottom"><b>unique_ptr</b> (_Up *__p)=delete</td></tr>
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<tr class="memitem:a42a08390a44f76cc8e8b3059e402c0e7"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="a06861.html#a42a08390a44f76cc8e8b3059e402c0e7">unique_ptr</a> (pointer __p, typename conditional< <a class="el" href="a03841.html">is_reference</a>< deleter_type >::value, deleter_type, const deleter_type &>::type __d) noexcept</td></tr>
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<tr class="memitem:aa2853e72cc4099220357dda88af571ee"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="a06861.html#aa2853e72cc4099220357dda88af571ee">unique_ptr</a> (pointer __p, typename remove_reference< deleter_type >::type &&__d) noexcept</td></tr>
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<tr class="memitem:abaa91b570d0946df8322c0c0ef83fbc2"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="a06861.html#abaa91b570d0946df8322c0c0ef83fbc2">unique_ptr</a> (<a class="el" href="a06853.html">unique_ptr</a> &&__u) noexcept</td></tr>
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<tr class="memitem:a652487aa1666c0f046860c7b2692c4d1"><td class="memItemLeft" align="right" valign="top">constexpr </td><td class="memItemRight" valign="bottom"><a class="el" href="a06861.html#a652487aa1666c0f046860c7b2692c4d1">unique_ptr</a> (nullptr_t) noexcept</td></tr>
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template<typename _Up , typename _Ep , typename = _Require<__safe_conversion<_Up, _Ep>, typename conditional<is_reference<_Dp>::value, is_same<_Ep, _Dp>, is_convertible<_Ep, _Dp>>::type >> </td></tr>
<tr class="memitem:a9bdf2666e9fe5afe3bb75048c5e4e1f6"><td class="memTemplItemLeft" align="right" valign="top"> </td><td class="memTemplItemRight" valign="bottom"><b>unique_ptr</b> (<a class="el" href="a06853.html">unique_ptr</a>< _Up, _Ep > &&__u) noexcept</td></tr>
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 </td><td class="memItemRight" valign="bottom"><b>unique_ptr</b> (const <a class="el" href="a06853.html">unique_ptr</a> &)=delete</td></tr>
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<tr class="memitem:acec43b5a3e9986d851e9195f03e1ec75"><td class="memTemplParams" colspan="2"><a id="acec43b5a3e9986d851e9195f03e1ec75"></a>
template<typename _Up , typename = _Require<is_pointer<pointer>, is_convertible<_Up*, pointer>, __is_derived_Tp<_Up>>> </td></tr>
<tr class="memitem:acec43b5a3e9986d851e9195f03e1ec75"><td class="memTemplItemLeft" align="right" valign="top"> </td><td class="memTemplItemRight" valign="bottom"><b>unique_ptr</b> (_Up *, typename conditional< <a class="el" href="a03841.html">is_reference</a>< deleter_type >::value, deleter_type, const deleter_type &>::type)=delete</td></tr>
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template<typename _Up , typename = _Require<is_pointer<pointer>, is_convertible<_Up*, pointer>, __is_derived_Tp<_Up>>> </td></tr>
<tr class="memitem:ad114357668f0df739d8ff55457e608ea"><td class="memTemplItemLeft" align="right" valign="top"> </td><td class="memTemplItemRight" valign="bottom"><b>unique_ptr</b> (_Up *, typename remove_reference< deleter_type >::type &&)=delete</td></tr>
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<tr class="memitem:ad72449163eef06200cd295de99c06922"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="a06861.html#ad72449163eef06200cd295de99c06922">~unique_ptr</a> ()</td></tr>
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<tr class="memitem:ae2bb3702a6fc7b95d94aae910735bb02"><td class="memItemLeft" align="right" valign="top">pointer </td><td class="memItemRight" valign="bottom"><a class="el" href="a06861.html#ae2bb3702a6fc7b95d94aae910735bb02">get</a> () const noexcept</td></tr>
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<tr class="memitem:acaf9cba008d88b768e2db347eb248bef"><td class="memItemLeft" align="right" valign="top">deleter_type & </td><td class="memItemRight" valign="bottom"><a class="el" href="a06861.html#acaf9cba008d88b768e2db347eb248bef">get_deleter</a> () noexcept</td></tr>
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<tr class="memitem:a6039b5ab2fa87950d9fbd644be0b841a"><td class="memItemLeft" align="right" valign="top">const deleter_type & </td><td class="memItemRight" valign="bottom"><a class="el" href="a06861.html#a6039b5ab2fa87950d9fbd644be0b841a">get_deleter</a> () const noexcept</td></tr>
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<tr class="memitem:a9e12d69878c17b4cbee312916f5b42e9"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="a06861.html#a9e12d69878c17b4cbee312916f5b42e9">operator bool</a> () const noexcept</td></tr>
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<tr class="memitem:a6591772e73b9c09f47f348484995e811"><td class="memItemLeft" align="right" valign="top"><a class="el" href="a06853.html">unique_ptr</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="a06861.html#a6591772e73b9c09f47f348484995e811">operator=</a> (<a class="el" href="a06853.html">unique_ptr</a> &&__u) noexcept</td></tr>
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<tr class="memitem:ad6e86e2367ee4356bbb4ccd3f994f330"><td class="memTemplParams" colspan="2">template<typename _Up , typename _Ep > </td></tr>
<tr class="memitem:ad6e86e2367ee4356bbb4ccd3f994f330"><td class="memTemplItemLeft" align="right" valign="top">enable_if< __safe_conversion< _Up, _Ep >::value, <a class="el" href="a06853.html">unique_ptr</a> & >::type </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a06861.html#ad6e86e2367ee4356bbb4ccd3f994f330">operator=</a> (<a class="el" href="a06853.html">unique_ptr</a>< _Up, _Ep > &&__u) noexcept</td></tr>
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<tr class="memitem:ac873de4914a9d9182497101f8c66ac10"><td class="memItemLeft" align="right" valign="top"><a class="el" href="a06853.html">unique_ptr</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="a06861.html#ac873de4914a9d9182497101f8c66ac10">operator=</a> (nullptr_t) noexcept</td></tr>
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<a class="el" href="a06853.html">unique_ptr</a> & </td><td class="memItemRight" valign="bottom"><b>operator=</b> (const <a class="el" href="a06853.html">unique_ptr</a> &)=delete</td></tr>
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<tr class="memitem:a6fb7ee5ca798c98fa24524f0df6edd59"><td class="memItemLeft" align="right" valign="top">std::add_lvalue_reference< element_type >::type </td><td class="memItemRight" valign="bottom"><a class="el" href="a06861.html#a6fb7ee5ca798c98fa24524f0df6edd59">operator[]</a> (size_t __i) const</td></tr>
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<tr class="memitem:a2738fbe9d4c7a5c93ae36f40ce4794f8"><td class="memItemLeft" align="right" valign="top">pointer </td><td class="memItemRight" valign="bottom"><a class="el" href="a06861.html#a2738fbe9d4c7a5c93ae36f40ce4794f8">release</a> () noexcept</td></tr>
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<tr class="memitem:a200b8aa822d5caae5657b66a4cdb488c"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a06861.html#a200b8aa822d5caae5657b66a4cdb488c">reset</a> (pointer __p=pointer()) noexcept</td></tr>
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template<typename _Up , typename = _Require<is_pointer<pointer>, is_convertible<_Up*, pointer>, __is_derived_Tp<_Up>>> </td></tr>
<tr class="memitem:a4c0e88f64ac3bab51614f62801e2e01e"><td class="memTemplItemLeft" align="right" valign="top">void </td><td class="memTemplItemRight" valign="bottom"><b>reset</b> (_Up *)=delete</td></tr>
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<tr class="memitem:a6516afbc423bf1f13c37c3c0324fa0f9"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a06861.html#a6516afbc423bf1f13c37c3c0324fa0f9">swap</a> (<a class="el" href="a06853.html">unique_ptr</a> &__u) noexcept</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><h3>template<typename _Tp, typename _Dp><br />
class std::unique_ptr< _Tp[], _Dp ></h3>
<p>20.7.1.3 unique_ptr for array objects with a runtime length </p>
<p class="definition">Definition at line <a class="el" href="a00572_source.html#l00368">368</a> of file <a class="el" href="a00572_source.html">unique_ptr.h</a>.</p>
</div><h2 class="groupheader">Constructor & Destructor Documentation</h2>
<a id="a5f3ae86d5892efcebb914bb9551f89d3"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a5f3ae86d5892efcebb914bb9551f89d3">◆ </a></span>unique_ptr() <span class="overload">[1/6]</span></h2>
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template<typename _Tp , typename _Dp > </div>
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<td class="memname">constexpr <a class="el" href="a06853.html">std::unique_ptr</a>< _Tp[], _Dp >::<a class="el" href="a06853.html">unique_ptr</a> </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
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<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">noexcept</span></span> </td>
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<p>Default constructor, creates a unique_ptr that owns nothing. </p>
<p class="definition">Definition at line <a class="el" href="a00572_source.html#l00417">417</a> of file <a class="el" href="a00572_source.html">unique_ptr.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a11822622e8f2d61c7da9458a5cb0058c">◆ </a></span>unique_ptr() <span class="overload">[2/6]</span></h2>
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template<typename _Tp , typename _Dp > </div>
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<td>(</td>
<td class="paramtype">pointer </td>
<td class="paramname"><em>__p</em></td><td>)</td>
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<p>Takes ownership of a pointer.</p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">__p</td><td>A pointer to an array of <code>element_type</code> </td></tr>
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<p>The deleter will be value-initialized. </p>
<p class="definition">Definition at line <a class="el" href="a00572_source.html#l00429">429</a> of file <a class="el" href="a00572_source.html">unique_ptr.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a42a08390a44f76cc8e8b3059e402c0e7">◆ </a></span>unique_ptr() <span class="overload">[3/6]</span></h2>
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template<typename _Tp , typename _Dp > </div>
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<td>(</td>
<td class="paramtype">pointer </td>
<td class="paramname"><em>__p</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">typename conditional< <a class="el" href="a03841.html">is_reference</a>< deleter_type >::value, deleter_type, const deleter_type &>::type </td>
<td class="paramname"><em>__d</em> </td>
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<p>Takes ownership of a pointer.</p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">__p</td><td>A pointer to an array of <code>element_type</code> </td></tr>
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<p>The deleter will be initialized with <code>__d</code> </p>
<p class="definition">Definition at line <a class="el" href="a00572_source.html#l00447">447</a> of file <a class="el" href="a00572_source.html">unique_ptr.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#aa2853e72cc4099220357dda88af571ee">◆ </a></span>unique_ptr() <span class="overload">[4/6]</span></h2>
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<td>(</td>
<td class="paramtype">pointer </td>
<td class="paramname"><em>__p</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">typename remove_reference< deleter_type >::type && </td>
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<p>Takes ownership of a pointer.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">__p</td><td>A pointer to an array of <code>element_type</code> </td></tr>
<tr><td class="paramname">__d</td><td>A reference to a deleter.</td></tr>
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<p>The deleter will be initialized with <code>std::move(__d)</code> </p>
<p class="definition">Definition at line <a class="el" href="a00572_source.html#l00459">459</a> of file <a class="el" href="a00572_source.html">unique_ptr.h</a>.</p>
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<td>(</td>
<td class="paramtype"><a class="el" href="a06853.html">unique_ptr</a>< _Tp[], _Dp > && </td>
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<p>Move constructor. </p>
<p class="definition">Definition at line <a class="el" href="a00572_source.html#l00466">466</a> of file <a class="el" href="a00572_source.html">unique_ptr.h</a>.</p>
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<p>Creates a unique_ptr that owns nothing. </p>
<p class="definition">Definition at line <a class="el" href="a00572_source.html#l00470">470</a> of file <a class="el" href="a00572_source.html">unique_ptr.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ad72449163eef06200cd295de99c06922">◆ </a></span>~unique_ptr()</h2>
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<p>Destructor, invokes the deleter if the stored pointer is not null. </p>
<p class="definition">Definition at line <a class="el" href="a00572_source.html#l00483">483</a> of file <a class="el" href="a00572_source.html">unique_ptr.h</a>.</p>
<p class="reference">References <a class="el" href="a00467_source.html#l00076">std::get_deleter()</a>.</p>
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<h2 class="groupheader">Member Function Documentation</h2>
<a id="ae2bb3702a6fc7b95d94aae910735bb02"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ae2bb3702a6fc7b95d94aae910735bb02">◆ </a></span>get()</h2>
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<td class="memname">pointer <a class="el" href="a06853.html">std::unique_ptr</a>< _Tp[], _Dp >::get </td>
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<p>Return the stored pointer. </p>
<p class="definition">Definition at line <a class="el" href="a00572_source.html#l00544">544</a> of file <a class="el" href="a00572_source.html">unique_ptr.h</a>.</p>
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<td class="memname">deleter_type& <a class="el" href="a06853.html">std::unique_ptr</a>< _Tp[], _Dp >::get_deleter </td>
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<p>Return a reference to the stored deleter. </p>
<p class="definition">Definition at line <a class="el" href="a00572_source.html#l00549">549</a> of file <a class="el" href="a00572_source.html">unique_ptr.h</a>.</p>
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<p>Return a reference to the stored deleter. </p>
<p class="definition">Definition at line <a class="el" href="a00572_source.html#l00554">554</a> of file <a class="el" href="a00572_source.html">unique_ptr.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a9e12d69878c17b4cbee312916f5b42e9">◆ </a></span>operator bool()</h2>
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<p>Return <code>true</code> if the stored pointer is not null. </p>
<p class="definition">Definition at line <a class="el" href="a00572_source.html#l00558">558</a> of file <a class="el" href="a00572_source.html">unique_ptr.h</a>.</p>
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<td class="memname"><a class="el" href="a06853.html">unique_ptr</a>& <a class="el" href="a06853.html">std::unique_ptr</a>< _Tp[], _Dp >::operator= </td>
<td>(</td>
<td class="paramtype"><a class="el" href="a06853.html">unique_ptr</a>< _Tp[], _Dp > && </td>
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<p>Move assignment operator. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">__u</td><td>The object to transfer ownership from.</td></tr>
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<p>Invokes the deleter first if this object owns a pointer. </p>
<p class="definition">Definition at line <a class="el" href="a00572_source.html#l00500">500</a> of file <a class="el" href="a00572_source.html">unique_ptr.h</a>.</p>
<p class="reference">References <a class="el" href="a00467_source.html#l00076">std::get_deleter()</a>.</p>
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<p>Assignment from another type. </p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">__u</td><td>The object to transfer ownership from, which owns a convertible pointer to an array object.</td></tr>
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<p>Invokes the deleter first if this object owns a pointer. </p>
<p class="definition">Definition at line <a class="el" href="a00572_source.html#l00517">517</a> of file <a class="el" href="a00572_source.html">unique_ptr.h</a>.</p>
<p class="reference">References <a class="el" href="a00467_source.html#l00076">std::get_deleter()</a>.</p>
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<p>Reset the unique_ptr to empty, invoking the deleter if necessary. </p>
<p class="definition">Definition at line <a class="el" href="a00572_source.html#l00526">526</a> of file <a class="el" href="a00572_source.html">unique_ptr.h</a>.</p>
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<p>Access an element of owned array. </p>
<p class="definition">Definition at line <a class="el" href="a00572_source.html#l00536">536</a> of file <a class="el" href="a00572_source.html">unique_ptr.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a2738fbe9d4c7a5c93ae36f40ce4794f8">◆ </a></span>release()</h2>
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<p>Release ownership of any stored pointer. </p>
<p class="definition">Definition at line <a class="el" href="a00572_source.html#l00565">565</a> of file <a class="el" href="a00572_source.html">unique_ptr.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a200b8aa822d5caae5657b66a4cdb488c">◆ </a></span>reset()</h2>
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<p>Replace the stored pointer. </p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">__p</td><td>The new pointer to store.</td></tr>
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<p>The deleter will be invoked if a pointer is already owned. </p>
<p class="definition">Definition at line <a class="el" href="a00572_source.html#l00579">579</a> of file <a class="el" href="a00572_source.html">unique_ptr.h</a>.</p>
<p class="reference">References <a class="el" href="a00467_source.html#l00076">std::get_deleter()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a6516afbc423bf1f13c37c3c0324fa0f9">◆ </a></span>swap()</h2>
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<td class="paramtype"><a class="el" href="a06853.html">unique_ptr</a>< _Tp[], _Dp > & </td>
<td class="paramname"><em>__u</em></td><td>)</td>
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<p>Exchange the pointer and deleter with another object. </p>
<p class="definition">Definition at line <a class="el" href="a00572_source.html#l00594">594</a> of file <a class="el" href="a00572_source.html">unique_ptr.h</a>.</p>
<p class="reference">References <a class="el" href="a00572_source.html#l00307">std::unique_ptr< _Tp, _Dp >::get()</a>, and <a class="el" href="a00572_source.html#l00352">std::unique_ptr< _Tp, _Dp >::swap()</a>.</p>
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<hr/>The documentation for this class was generated from the following file:<ul>
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