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| <div class="titlepage"><div><div><h4 class="title"> |
| <a name="phoenix.modules.object.construction"></a><a class="link" href="construction.html" title="Construction">Construction</a> |
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| <span class="bold"><strong><span class="emphasis"><em>Lazy constructors...</em></span></strong></span> |
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| <pre class="programlisting"><span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">phoenix</span><span class="special">/</span><span class="identifier">object</span><span class="special">/</span><span class="identifier">construct</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span> |
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| <p> |
| Lazily construct an object from an arbitrary set of arguments: |
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| <pre class="programlisting"><span class="identifier">construct</span><span class="special"><</span><span class="identifier">T</span><span class="special">>(</span><span class="identifier">ctor_arg1</span><span class="special">,</span> <span class="identifier">ctor_arg2</span><span class="special">,</span> <span class="special">...,</span> <span class="identifier">ctor_argN</span><span class="special">);</span> |
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| <p> |
| where the given parameters are the parameters to the constructor of the |
| object of type T (This implies, that type T is expected to have a constructor |
| with a corresponding set of parameter types.). |
| </p> |
| <p> |
| Example: |
| </p> |
| <pre class="programlisting"><span class="identifier">construct</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">arg1</span><span class="special">,</span> <span class="identifier">arg2</span><span class="special">)</span> |
| </pre> |
| <p> |
| Constructs a <code class="computeroutput"><span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span></code> from <code class="computeroutput"><span class="identifier">arg1</span></code> |
| and <code class="computeroutput"><span class="identifier">arg2</span></code>. |
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| The maximum number of actual parameters is limited by the preprocessor |
| constant BOOST_PHOENIX_COMPOSITE_LIMIT. Note though, that this limit |
| should not be greater than BOOST_PHOENIX_LIMIT. By default, <code class="computeroutput"><span class="identifier">BOOST_PHOENIX_COMPOSITE_LIMIT</span></code> is set |
| to <code class="computeroutput"><span class="identifier">BOOST_PHOENIX_LIMIT</span></code> |
| (See <a class="link" href="../../actor.html" title="Actor">Actor</a>). |
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| <td align="right"><div class="copyright-footer">Copyright © 2002-2005, 2010 Joel de Guzman, Dan Marsden, Thomas Heller<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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