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| <div class="titlepage"><div><div><h5 class="title"> |
| <a name="fusion.sequence.intrinsic.functions.swap"></a><a class="link" href="swap.html" title="swap">swap</a> |
| </h5></div></div></div> |
| <a name="fusion.sequence.intrinsic.functions.swap.description"></a><h6> |
| <a name="id887689"></a> |
| <a class="link" href="swap.html#fusion.sequence.intrinsic.functions.swap.description">Description</a> |
| </h6> |
| <p> |
| Performs an element by element swap of the elements in 2 sequences. |
| </p> |
| <a name="fusion.sequence.intrinsic.functions.swap.synopsis"></a><h6> |
| <a name="id887706"></a> |
| <a class="link" href="swap.html#fusion.sequence.intrinsic.functions.swap.synopsis">Synopsis</a> |
| </h6> |
| <pre class="programlisting"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> <span class="identifier">Seq1</span><span class="special">,</span> <span class="keyword">typename</span> <span class="identifier">Seq2</span><span class="special">></span> |
| <span class="keyword">void</span> <span class="identifier">swap</span><span class="special">(</span><span class="identifier">Seq1</span><span class="special">&</span> <span class="identifier">seq1</span><span class="special">,</span> <span class="identifier">Seq2</span><span class="special">&</span> <span class="identifier">seq2</span><span class="special">);</span> |
| </pre> |
| <a name="fusion.sequence.intrinsic.functions.swap.parameters"></a><h6> |
| <a name="id887802"></a> |
| <a class="link" href="swap.html#fusion.sequence.intrinsic.functions.swap.parameters">Parameters</a> |
| </h6> |
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| <th> |
| <p> |
| Parameters |
| </p> |
| </th> |
| <th> |
| <p> |
| Requirement |
| </p> |
| </th> |
| <th> |
| <p> |
| Description |
| </p> |
| </th> |
| </tr></thead> |
| <tbody><tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">seq1</span></code>, <code class="computeroutput"><span class="identifier">seq2</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| Models of <a class="link" href="../../concepts/forward_sequence.html" title="Forward Sequence">Forward |
| Sequence</a> |
| </p> |
| </td> |
| <td> |
| <p> |
| The sequences whos elements we wish to swap. |
| </p> |
| </td> |
| </tr></tbody> |
| </table></div> |
| <a name="fusion.sequence.intrinsic.functions.swap.expression_semantics"></a><h6> |
| <a name="id887904"></a> |
| <a class="link" href="swap.html#fusion.sequence.intrinsic.functions.swap.expression_semantics">Expression |
| Semantics</a> |
| </h6> |
| <pre class="programlisting"><span class="identifier">swap</span><span class="special">(</span><span class="identifier">seq1</span><span class="special">,</span> <span class="identifier">seq2</span><span class="special">);</span> |
| </pre> |
| <p> |
| <span class="bold"><strong>Return type</strong></span>: <code class="computeroutput"><span class="keyword">void</span></code> |
| </p> |
| <p> |
| <span class="bold"><strong>Precondition</strong></span>: <code class="computeroutput"><a class="link" href="size.html" title="size"><code class="computeroutput"><span class="identifier">size</span></code></a><span class="special">(</span><span class="identifier">seq1</span><span class="special">)</span> <span class="special">==</span> <a class="link" href="size.html" title="size"><code class="computeroutput"><span class="identifier">size</span></code></a><span class="special">(</span><span class="identifier">seq2</span><span class="special">)</span></code> |
| </p> |
| <p> |
| <span class="bold"><strong>Semantics</strong></span>: Calls <code class="computeroutput"><span class="identifier">swap</span><span class="special">(</span><span class="identifier">a1</span><span class="special">,</span> <span class="identifier">b1</span><span class="special">)</span></code> for corresponding elements in <code class="computeroutput"><span class="identifier">seq1</span></code> and <code class="computeroutput"><span class="identifier">seq2</span></code>. |
| </p> |
| <p> |
| /sequence/intrinsic/swap.hpp> |
| </p> |
| <a name="fusion.sequence.intrinsic.functions.swap.example"></a><h6> |
| <a name="id888072"></a> |
| <a class="link" href="swap.html#fusion.sequence.intrinsic.functions.swap.example">Example</a> |
| </h6> |
| <pre class="programlisting"><a class="link" href="../../../container/vector.html" title="vector"><code class="computeroutput"><span class="identifier">vector</span></code></a><span class="special"><</span><span class="keyword">int</span><span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">></span> <span class="identifier">v1</span><span class="special">(</span><span class="number">1</span><span class="special">,</span> <span class="string">"hello"</span><span class="special">),</span> <span class="identifier">v2</span><span class="special">(</span><span class="number">2</span><span class="special">,</span> <span class="string">"world"</span><span class="special">);</span> |
| <span class="identifier">swap</span><span class="special">(</span><span class="identifier">v1</span><span class="special">,</span> <span class="identifier">v2</span><span class="special">);</span> |
| <span class="identifier">assert</span><span class="special">(</span><span class="identifier">v1</span> <span class="special">==</span> <a class="link" href="../../../container/generation/functions/make_vector.html" title="make_vector"><code class="computeroutput"><span class="identifier">make_vector</span></code></a><span class="special">(</span><span class="number">2</span><span class="special">,</span> <span class="string">"world"</span><span class="special">));</span> |
| <span class="identifier">assert</span><span class="special">(</span><span class="identifier">v2</span> <span class="special">==</span> <a class="link" href="../../../container/generation/functions/make_vector.html" title="make_vector"><code class="computeroutput"><span class="identifier">make_vector</span></code></a><span class="special">(</span><span class="number">1</span><span class="special">,</span> <span class="string">"hello"</span><span class="special">));</span> |
| </pre> |
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