2007-11-06 12:13:52 +00:00
< html >
< head >
< meta http-equiv = "Content-Type" content = "text/html; charset=ISO-8859-1" >
< title > any< / title >
2007-11-07 03:46:23 +00:00
< link rel = "stylesheet" href = "../../../../../../../../doc/html/boostbook.css" type = "text/css" >
2007-11-06 12:13:52 +00:00
< meta name = "generator" content = "DocBook XSL Stylesheets V1.66.1" >
< link rel = "start" href = "../../../../index.html" title = "Chapter<65> 1.<2E> Fusion 2.0" >
< link rel = "up" href = "../functions.html" title = "Functions" >
< link rel = "prev" href = "../functions.html" title = "Functions" >
< link rel = "next" href = "all.html" title = "all" >
< / head >
< body bgcolor = "white" text = "black" link = "#0000FF" vlink = "#840084" alink = "#0000FF" >
< table cellpadding = "2" width = "100%" > < tr >
< td valign = "top" > < img alt = "Boost C++ Libraries" width = "277" height = "86" src = "../../../../../../../../boost.png" > < / td >
2008-07-17 23:59:22 +00:00
< td align = "center" > < a href = "../../../../../../../../index.html" > Home< / a > < / td >
2007-11-06 12:13:52 +00:00
< td align = "center" > < a href = "../../../../../../../libraries.htm" > Libraries< / a > < / td >
2008-07-17 23:59:22 +00:00
< td align = "center" > < a href = "http://www.boost.org/users/people.html" > People< / a > < / td >
< td align = "center" > < a href = "http://www.boost.org/users/faq.html" > FAQ< / a > < / td >
2007-11-06 12:13:52 +00:00
< td align = "center" > < a href = "../../../../../../../../more/index.htm" > More< / a > < / td >
< / tr > < / table >
< hr >
< div class = "spirit-nav" >
< a accesskey = "p" href = "../functions.html" > < img src = "../../../../../../../../doc/html/images/prev.png" alt = "Prev" > < / a > < a accesskey = "u" href = "../functions.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 = "all.html" > < img src = "../../../../../../../../doc/html/images/next.png" alt = "Next" > < / a >
< / div >
< div class = "section" lang = "en" >
< div class = "titlepage" > < div > < div > < h5 class = "title" >
< a name = "fusion.algorithm.query.functions.any" > < / a > < a href = "any.html" title = "any" > any< / a > < / h5 > < / div > < / div > < / div >
< a name = "fusion.algorithm.query.functions.any.description" > < / a > < h6 >
2008-07-17 23:59:22 +00:00
< a name = "id586966" > < / a >
2007-11-06 12:13:52 +00:00
< a href = "any.html#fusion.algorithm.query.functions.any.description" > Description< / a >
< / h6 >
< p >
For a sequence < tt class = "computeroutput" > < span class = "identifier" > seq< / span > < / tt > and
unary function object < tt class = "computeroutput" > < span class = "identifier" > f< / span > < / tt > ,
< tt class = "computeroutput" > < span class = "identifier" > any< / span > < / tt > returns true if
< tt class = "computeroutput" > < span class = "identifier" > f< / span > < / tt > returns true for at
least one element of < tt class = "computeroutput" > < span class = "identifier" > seq< / span > < / tt > .
< / p >
< a name = "fusion.algorithm.query.functions.any.synopsis" > < / a > < h6 >
2008-07-17 23:59:22 +00:00
< a name = "id587056" > < / a >
2007-11-06 12:13:52 +00:00
< a href = "any.html#fusion.algorithm.query.functions.any.synopsis" > Synopsis< / a >
< / h6 >
< pre class = "programlisting" >
< span class = "keyword" > template< / span > < span class = "special" > < < / span >
< span class = "keyword" > typename< / span > < span class = "identifier" > Sequence< / span > < span class = "special" > ,< / span >
< span class = "keyword" > typename< / span > < span class = "identifier" > F< / span >
< span class = "special" > > < / span >
< span class = "keyword" > typename< / span > < a href = "../metafunctions/any.html" title = "any" > < tt class = "computeroutput" > < span class = "identifier" > result_of< / span > < span class = "special" > ::< / span > < span class = "identifier" > any< / span > < / tt > < / a > < span class = "special" > < < / span > < span class = "identifier" > Sequence< / span > < span class = "special" > ,< / span > < span class = "identifier" > F< / span > < span class = "special" > > ::< / span > < span class = "identifier" > type< / span > < span class = "identifier" > any< / span > < span class = "special" > (< / span >
< span class = "identifier" > Sequence< / span > < span class = "keyword" > const< / span > < span class = "special" > & < / span > < span class = "identifier" > seq< / span > < span class = "special" > ,< / span > < span class = "identifier" > F< / span > < span class = "identifier" > f< / span > < span class = "special" > );< / span >
< / pre >
< div class = "table" >
2008-07-17 23:59:22 +00:00
< a name = "id587249" > < / a > < p class = "title" > < b > Table<EFBFBD> 1.39.<2E> Parameters< / b > < / p >
2007-11-06 12:13:52 +00:00
< table class = "table" summary = "Parameters" >
< colgroup >
< col >
< col >
< col >
< / colgroup >
< thead > < tr >
< th >
< p >
Parameter
< / p >
< / th >
< th >
< p >
Requirement
< / p >
< / th >
< th >
< p >
Description
< / p >
< / th >
< / tr > < / thead >
< tbody >
< tr >
< td >
< p >
< tt class = "computeroutput" > < span class = "identifier" > seq< / span > < / tt >
< / p >
< / td >
< td >
< p >
A model of < a href = "../../../sequence/concepts/forward_sequence.html" title = "Forward
Sequence">Forward
Sequence< / a > , < tt class = "computeroutput" > < span class = "identifier" > f< / span > < span class = "special" > (< / span > < span class = "identifier" > e< / span > < span class = "special" > )< / span > < / tt > must be a valid expression, convertible
to < tt class = "computeroutput" > < span class = "keyword" > bool< / span > < / tt > , for each
element < tt class = "computeroutput" > < span class = "identifier" > e< / span > < / tt > in < tt class = "computeroutput" > < span class = "identifier" > seq< / span > < / tt >
< / p >
< / td >
< td >
< p >
The sequence to search
< / p >
< / td >
< / tr >
< tr >
< td >
< p >
< tt class = "computeroutput" > < span class = "identifier" > f< / span > < / tt >
< / p >
< / td >
< td >
< p >
A unary function object
< / p >
< / td >
< td >
< p >
The search predicate
< / p >
< / td >
< / tr >
< / tbody >
< / table >
< / div >
< a name = "fusion.algorithm.query.functions.any.expression_semantics" > < / a > < h6 >
2008-07-17 23:59:22 +00:00
< a name = "id587450" > < / a >
2007-11-06 12:13:52 +00:00
< a href = "any.html#fusion.algorithm.query.functions.any.expression_semantics" > Expression
semantics< / a >
< / h6 >
< pre class = "programlisting" >
< a href = "any.html" title = "any" > < tt class = "computeroutput" > < span class = "identifier" > any< / span > < / tt > < / a > < span class = "special" > (< / span > < span class = "identifier" > seq< / span > < span class = "special" > ,< / span > < span class = "identifier" > f< / span > < span class = "special" > );< / span >
< / pre >
< p >
< span class = "bold" > < b > Return type< / b > < / span > : < tt class = "computeroutput" > < span class = "keyword" > bool< / span > < / tt >
< / p >
< p >
< span class = "bold" > < b > Semantics< / b > < / span > : Returns true if and only
if < tt class = "computeroutput" > < span class = "identifier" > f< / span > < span class = "special" > (< / span > < span class = "identifier" > e< / span > < span class = "special" > )< / span > < / tt >
evaluates to < tt class = "computeroutput" > < span class = "keyword" > true< / span > < / tt > for some
element < tt class = "computeroutput" > < span class = "identifier" > e< / span > < / tt > in < tt class = "computeroutput" > < span class = "identifier" > seq< / span > < / tt > .
< / p >
< a name = "fusion.algorithm.query.functions.any.complexity" > < / a > < h6 >
2008-07-17 23:59:22 +00:00
< a name = "id587620" > < / a >
2007-11-06 12:13:52 +00:00
< a href = "any.html#fusion.algorithm.query.functions.any.complexity" > Complexity< / a >
< / h6 >
< p >
Linear. At most < tt class = "computeroutput" > < a href = "../../../sequence/intrinsic/metafunctions/size.html" title = "size" > < tt class = "computeroutput" > < span class = "identifier" > result_of< / span > < span class = "special" > ::< / span > < span class = "identifier" > size< / span > < / tt > < / a > < span class = "special" > < < / span > < span class = "identifier" > Sequence< / span > < span class = "special" > > ::< / span > < span class = "identifier" > value< / span > < / tt > comparisons.
< / p >
< a name = "fusion.algorithm.query.functions.any.header" > < / a > < h6 >
2008-07-17 23:59:22 +00:00
< a name = "id587702" > < / a >
2007-11-06 12:13:52 +00:00
< a href = "any.html#fusion.algorithm.query.functions.any.header" > Header< / a >
< / h6 >
< pre class = "programlisting" >
< span class = "preprocessor" > #include< / span > < span class = "special" > < < / span > < span class = "identifier" > boost< / span > < span class = "special" > /< / span > < span class = "identifier" > fusion< / span > < span class = "special" > /< / span > < span class = "identifier" > algorithm< / span > < span class = "special" > /< / span > < span class = "identifier" > query< / span > < span class = "special" > /< / span > < span class = "identifier" > any< / span > < span class = "special" > .< / span > < span class = "identifier" > hpp< / span > < span class = "special" > > < / span >
< span class = "preprocessor" > #include< / span > < span class = "special" > < < / span > < span class = "identifier" > boost< / span > < span class = "special" > /< / span > < span class = "identifier" > fusion< / span > < span class = "special" > /< / span > < span class = "identifier" > include< / span > < span class = "special" > /< / span > < span class = "identifier" > any< / span > < span class = "special" > .< / span > < span class = "identifier" > hpp< / span > < span class = "special" > > < / span >
< / pre >
< a name = "fusion.algorithm.query.functions.any.example" > < / a > < h6 >
2008-07-17 23:59:22 +00:00
< a name = "id587871" > < / a >
2007-11-06 12:13:52 +00:00
< a href = "any.html#fusion.algorithm.query.functions.any.example" > Example< / a >
< / h6 >
< pre class = "programlisting" >
< span class = "keyword" > struct< / span > < span class = "identifier" > odd< / span >
< span class = "special" > {< / span >
< span class = "keyword" > template< / span > < span class = "special" > < < / span > < span class = "keyword" > typename< / span > < span class = "identifier" > T< / span > < span class = "special" > > < / span >
< span class = "keyword" > bool< / span > < span class = "keyword" > operator< / span > < span class = "special" > ()(< / span > < span class = "identifier" > T< / span > < span class = "identifier" > t< / span > < span class = "special" > )< / span > < span class = "keyword" > const< / span >
< span class = "special" > {< / span >
< span class = "keyword" > return< / span > < span class = "identifier" > t< / span > < span class = "special" > %< / span > < span class = "number" > 2< / span > < span class = "special" > ;< / span >
< span class = "special" > }< / span >
< span class = "special" > };< / span >
< span class = "special" > ...< / span >
< span class = "identifier" > assert< / span > < span class = "special" > (< / span > < a href = "any.html" title = "any" > < tt class = "computeroutput" > < span class = "identifier" > any< / span > < / tt > < / a > < span class = "special" > (< / span > < a href = "../../../container/generation/functions/make_vector.html" title = "make_vector" > < tt class = "computeroutput" > < span class = "identifier" > make_vector< / span > < / tt > < / a > < span class = "special" > (< / span > < span class = "number" > 1< / span > < span class = "special" > ,< / span > < span class = "number" > 2< / span > < span class = "special" > ),< / span > < span class = "identifier" > odd< / span > < span class = "special" > ()));< / span >
< span class = "identifier" > assert< / span > < span class = "special" > (!< / span > < a href = "any.html" title = "any" > < tt class = "computeroutput" > < span class = "identifier" > any< / span > < / tt > < / a > < span class = "special" > (< / span > < a href = "../../../container/generation/functions/make_vector.html" title = "make_vector" > < tt class = "computeroutput" > < span class = "identifier" > make_vector< / span > < / tt > < / a > < span class = "special" > (< / span > < span class = "number" > 2< / span > < span class = "special" > ,< / span > < span class = "number" > 4< / span > < span class = "special" > ),< / span > < span class = "identifier" > odd< / span > < span class = "special" > ()));< / span >
< / pre >
< / div >
< table xmlns:rev = "http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width = "100%" > < tr >
< td align = "left" > < / td >
2007-11-14 10:17:09 +00:00
< td align = "right" > < div class = "copyright-footer" > Copyright <20> 2001-2007 Joel de Guzman, Dan Marsden, Tobias
2007-11-07 02:12:28 +00:00
Schwinger< 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 > )
2007-11-14 10:17:09 +00:00
< / p >
< / div > < / td >
2007-11-06 12:13:52 +00:00
< / tr > < / table >
< hr >
< div class = "spirit-nav" >
< a accesskey = "p" href = "../functions.html" > < img src = "../../../../../../../../doc/html/images/prev.png" alt = "Prev" > < / a > < a accesskey = "u" href = "../functions.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 = "all.html" > < img src = "../../../../../../../../doc/html/images/next.png" alt = "Next" > < / a >
< / div >
< / body >
< / html >
