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< title > rotate</ title >
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< a accesskey = "p" href = "reverse_copy.html" >< img src = "../../../../../../../../doc/html/images/prev.png" alt = "Prev" ></ a >< a accesskey = "u" href = "../mutating.html" >< img src = "../../../../../../../../doc/html/images/up.png" alt = "Up" ></ a >< a accesskey = "h" href = "../../../../index.html" >< img src = "../../../../../../../../doc/html/images/home.png" alt = "Home" ></ a >< a accesskey = "n" href = "rotate_copy.html" >< img src = "../../../../../../../../doc/html/images/next.png" alt = "Next" ></ a >
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< div class = "section" title = "rotate" >
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< div class = "titlepage" >< div >< div >< h5 class = "title" >
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< a name = "range.reference.algorithms.mutating.rotate" ></ a >< a class = "link" href = "rotate.html" title = "rotate" > rotate</ a >
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< a name = "range.reference.algorithms.mutating.rotate.prototype" ></ a >< h6 >
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< a name = "id3104755" ></ a >
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< a class = "link" href = "rotate.html#range.reference.algorithms.mutating.rotate.prototype" > Prototype</ a >
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</ h6 >
< p >
</ p >
< pre class = "programlisting" >< span class = "keyword" > template</ span >< span class = "special" > < </ span >< span class = "keyword" > class</ span > < span class = "identifier" > ForwardRange</ span >< span class = "special" > > </ span >
< span class = "identifier" > ForwardRange</ span >< span class = "special" > & </ span > < span class = "identifier" > rotate</ span >< span class = "special" > (</ span >< span class = "identifier" > ForwardRange</ span >< span class = "special" > & </ span > < span class = "identifier" > rng</ span >< span class = "special" > ,</ span >
< span class = "keyword" > typename</ span > < span class = "identifier" > range_iterator</ span >< span class = "special" > < </ span >< span class = "identifier" > ForwardRange</ span >< span class = "special" > > ::</ span >< span class = "identifier" > type</ span > < span class = "identifier" > middle</ span >< span class = "special" > );</ span >
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< span class = "keyword" > template</ span >< span class = "special" > < </ span >< span class = "keyword" > class</ span > < span class = "identifier" > ForwardRange</ span >< span class = "special" > > </ span >
< span class = "keyword" > const</ span > < span class = "identifier" > ForwardRange</ span >< span class = "special" > & </ span > < span class = "identifier" > rotate</ span >< span class = "special" > (</ span >< span class = "keyword" > const</ span > < span class = "identifier" > ForwardRange</ span >< span class = "special" > & </ span > < span class = "identifier" > rng</ span >< span class = "special" > ,</ span >
< span class = "keyword" > typename</ span > < span class = "identifier" > range_iterator</ span >< span class = "special" > < </ span >< span class = "keyword" > const</ span > < span class = "identifier" > ForwardRange</ span >< span class = "special" > > ::</ span >< span class = "identifier" > type</ span > < span class = "identifier" > middle</ span >< span class = "special" > );</ span >
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< p >
</ p >
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< a name = "range.reference.algorithms.mutating.rotate.description" ></ a >< h6 >
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< a name = "id3105016" ></ a >
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< a class = "link" href = "rotate.html#range.reference.algorithms.mutating.rotate.description" > Description</ a >
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</ h6 >
< p >
< code class = "computeroutput" >< span class = "identifier" > rotate</ span ></ code > rotates the elements
in a range. It exchanges the two ranges < code class = "computeroutput" >< span class = "special" > [</ span >< span class = "identifier" > begin</ span >< span class = "special" > (</ span >< span class = "identifier" > rng</ span >< span class = "special" > ),</ span > < span class = "identifier" > middle</ span >< span class = "special" > )</ span ></ code >
and < code class = "computeroutput" >< span class = "special" > [</ span >< span class = "identifier" > middle</ span >< span class = "special" > ,</ span > < span class = "identifier" > end</ span >< span class = "special" > (</ span >< span class = "identifier" > rng</ span >< span class = "special" > ))</ span ></ code > . Returns a reference to < code class = "computeroutput" >< span class = "identifier" > rng</ span ></ code > .
</ p >
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< a name = "range.reference.algorithms.mutating.rotate.definition" ></ a >< h6 >
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< a name = "id3105140" ></ a >
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< a class = "link" href = "rotate.html#range.reference.algorithms.mutating.rotate.definition" > Definition</ a >
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</ h6 >
< p >
Defined in the header file < code class = "computeroutput" >< span class = "identifier" > boost</ span >< span class = "special" > /</ span >< span class = "identifier" > range</ span >< span class = "special" > /</ span >< span class = "identifier" > algorithm</ span >< span class = "special" > /</ span >< span class = "identifier" > rotate</ span >< span class = "special" > .</ span >< span class = "identifier" > hpp</ span ></ code >
</ p >
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< a name = "range.reference.algorithms.mutating.rotate.requirements" ></ a >< h6 >
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< a name = "id3105213" ></ a >
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< a class = "link" href = "rotate.html#range.reference.algorithms.mutating.rotate.requirements" > Requirements</ a >
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</ h6 >
< div class = "itemizedlist" >< ul class = "itemizedlist" type = "disc" >
< li class = "listitem" >
< code class = "computeroutput" >< span class = "identifier" > ForwardRange</ span ></ code > is a model
of the < a class = "link" href = "../../../concepts/forward_range.html" title = "Forward Range" > Forward Range</ a >
Concept.
</ li >
< li class = "listitem" >
< code class = "computeroutput" >< span class = "identifier" > ForwardRange</ span ></ code > is mutable.
</ li >
</ ul ></ div >
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< a name = "range.reference.algorithms.mutating.rotate.precondition_" ></ a >< h6 >
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< a name = "id3105276" ></ a >
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< a class = "link" href = "rotate.html#range.reference.algorithms.mutating.rotate.precondition_" > Precondition:</ a >
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</ h6 >
< div class = "itemizedlist" >< ul class = "itemizedlist" type = "disc" >
< li class = "listitem" >
< code class = "computeroutput" >< span class = "special" > [</ span >< span class = "identifier" > begin</ span >< span class = "special" > (</ span >< span class = "identifier" > rng</ span >< span class = "special" > ),</ span > < span class = "identifier" > middle</ span >< span class = "special" > )</ span ></ code > is a valid range.
</ li >
< li class = "listitem" >
< code class = "computeroutput" >< span class = "special" > [</ span >< span class = "identifier" > middle</ span >< span class = "special" > ,</ span > < span class = "identifier" > end</ span >< span class = "special" > (</ span >< span class = "identifier" > rng</ span >< span class = "special" > ))</ span ></ code > is a valid range.
</ li >
</ ul ></ div >
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< a name = "range.reference.algorithms.mutating.rotate.complexity" ></ a >< h6 >
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< a name = "id3105386" ></ a >
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< a class = "link" href = "rotate.html#range.reference.algorithms.mutating.rotate.complexity" > Complexity</ a >
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</ h6 >
< p >
Linear. At most < code class = "computeroutput" >< span class = "identifier" > distance</ span >< span class = "special" > (</ span >< span class = "identifier" > rng</ span >< span class = "special" > )</ span ></ code > swaps are performed.
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< td align = "right" >< div class = "copyright-footer" > Copyright © 2003 -2010 Thorsten Ottosen, Neil Groves< p >
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at < a href = "http://www.boost.org/LICENSE_1_0.txt" target = "_top" > http://www.boost.org/LICENSE_1_0.txt</ a > )
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