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initial checkin of Nico's array library [SVN r7678]
2000-08-02 18:15:32 +00:00
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&nbsp;array3.cpp
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<Font color="0000FF" >/</FONT><I><FONT face="Arial,Helvetica,sans-serif" color="0000FF" >*&nbsp;example&nbsp;for&nbsp;using&nbsp;class&nbsp;array&lt;&gt;</FONT></I><BR>
&nbsp;<I><FONT face="Arial,Helvetica,sans-serif" color="0000FF" >*/</FONT></I><BR>
#include&nbsp;&lt;string&gt;<BR>
#include&nbsp;&lt;iostream&gt;<BR>
#include&nbsp;&lt;<A href="./array.hpp.html">boost/array.hpp</A>&gt;<BR>
<BR>
template&nbsp;&lt;class&nbsp;T&gt;<BR>
void&nbsp;print_elements&nbsp;(const&nbsp;T&&nbsp;x);<BR>
<BR>
int&nbsp;main()<BR>
{<BR>
&nbsp;&nbsp;&nbsp;&nbsp;<I><FONT face="Arial,Helvetica,sans-serif" color="0000FF" >//&nbsp;create&nbsp;array&nbsp;of&nbsp;four&nbsp;seasons</FONT></I><BR>
&nbsp;&nbsp;&nbsp;&nbsp;boost::array&lt;std::string,4&gt;&nbsp;seasons&nbsp;=&nbsp;{<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{&nbsp;"spring",&nbsp;"summer",&nbsp;"autumn",&nbsp;"winter"&nbsp;}<BR>
&nbsp;&nbsp;&nbsp;&nbsp;};<BR>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;<I><FONT face="Arial,Helvetica,sans-serif" color="0000FF" >//&nbsp;copy&nbsp;and&nbsp;change&nbsp;order</FONT></I><BR>
&nbsp;&nbsp;&nbsp;&nbsp;boost::array&lt;std::string,4&gt;&nbsp;seasons_orig&nbsp;=&nbsp;seasons;<BR>
&nbsp;&nbsp;&nbsp;&nbsp;for&nbsp;(unsigned&nbsp;i=seasons.size()-1;&nbsp;i&gt;0;&nbsp;--i)&nbsp;{<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;swap(seasons.at(i),seasons.at((i+1)%seasons.size()));<BR>
&nbsp;&nbsp;&nbsp;&nbsp;}<BR>
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&nbsp;&nbsp;&nbsp;&nbsp;std::cout&nbsp;&lt;&lt;&nbsp;"one&nbsp;way:&nbsp;&nbsp;&nbsp;";<BR>
&nbsp;&nbsp;&nbsp;&nbsp;print_elements(seasons);<BR>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;<I><FONT face="Arial,Helvetica,sans-serif" color="0000FF" >//&nbsp;try&nbsp;swap()</FONT></I><BR>
&nbsp;&nbsp;&nbsp;&nbsp;std::cout&nbsp;&lt;&lt;&nbsp;"other&nbsp;way:&nbsp;";<BR>
&nbsp;&nbsp;&nbsp;&nbsp;swap(seasons,seasons_orig);<BR>
&nbsp;&nbsp;&nbsp;&nbsp;print_elements(seasons);<BR>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;<I><FONT face="Arial,Helvetica,sans-serif" color="0000FF" >//&nbsp;try&nbsp;reverse&nbsp;iterators</FONT></I><BR>
&nbsp;&nbsp;&nbsp;&nbsp;std::cout&nbsp;&lt;&lt;&nbsp;"reverse:&nbsp;&nbsp;&nbsp;";<BR>
&nbsp;&nbsp;&nbsp;&nbsp;for&nbsp;(boost::array&lt;std::string,4&gt;::reverse_iterator&nbsp;pos<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=seasons.rbegin();&nbsp;pos&lt;seasons.rend();&nbsp;++pos)&nbsp;{<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;std::cout&nbsp;&lt;&lt;&nbsp;"&nbsp;"&nbsp;&lt;&lt;&nbsp;*pos;<BR>
&nbsp;&nbsp;&nbsp;&nbsp;}<BR>
&nbsp;&nbsp;&nbsp;&nbsp;std::cout&nbsp;&lt;&lt;&nbsp;std::endl;<BR>
update from Nico [SVN r10918]
2001-08-23 20:33:35 +00:00
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;0;&nbsp;&nbsp;<I><FONT face="Arial,Helvetica,sans-serif" color="0000FF" >//&nbsp;makes&nbsp;Visual-C++&nbsp;compiler&nbsp;happy</FONT></I><BR>
initial checkin of Nico's array library [SVN r7678]
2000-08-02 18:15:32 +00:00
}<BR>
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template&nbsp;&lt;class&nbsp;T&gt;<BR>
void&nbsp;print_elements&nbsp;(const&nbsp;T&&nbsp;x)<BR>
{<BR>
&nbsp;&nbsp;&nbsp;&nbsp;for&nbsp;(unsigned&nbsp;i=0;&nbsp;i&lt;x.size();&nbsp;++i)&nbsp;{<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;std::cout&nbsp;&lt;&lt;&nbsp;"&nbsp;"&nbsp;&lt;&lt;&nbsp;x[i];<BR>
&nbsp;&nbsp;&nbsp;&nbsp;}<BR>
&nbsp;&nbsp;&nbsp;&nbsp;std::cout&nbsp;&lt;&lt;&nbsp;std::endl;<BR>
}<BR>
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