| 1 | <html> |
|---|
| 2 | <head> |
|---|
| 3 | <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> |
|---|
| 4 | <title>Macro BOOST_VARIANT_ENUM_PARAMS</title> |
|---|
| 5 | <link rel="stylesheet" href="boostbook.css" type="text/css"> |
|---|
| 6 | <meta name="generator" content="DocBook XSL Stylesheets V1.68.1"> |
|---|
| 7 | <link rel="start" href="index.html" title="The Boost C++ Libraries BoostBook Documentation Subset"> |
|---|
| 8 | <link rel="up" href="variant/reference.html#header.boost.variant.variant_fwd.hpp" title="Header <boost/variant/variant_fwd.hpp>"> |
|---|
| 9 | <link rel="prev" href="BOOST_VARIANT_LIMIT_TYPES.html" title="Macro BOOST_VARIANT_LIMIT_TYPES"> |
|---|
| 10 | <link rel="next" href="BOOST_VARIANT_ENUM_SHIFTED_PARAMS.html" title="Macro BOOST_VARIANT_ENUM_SHIFTED_PARAMS"> |
|---|
| 11 | </head> |
|---|
| 12 | <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> |
|---|
| 13 | <table cellpadding="2" width="100%"> |
|---|
| 14 | <td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../boost.png"></td> |
|---|
| 15 | <td align="center"><a href="../../index.htm">Home</a></td> |
|---|
| 16 | <td align="center"><a href="../../libs/libraries.htm">Libraries</a></td> |
|---|
| 17 | <td align="center"><a href="../../people/people.htm">People</a></td> |
|---|
| 18 | <td align="center"><a href="../../more/faq.htm">FAQ</a></td> |
|---|
| 19 | <td align="center"><a href="../../more/index.htm">More</a></td> |
|---|
| 20 | </table> |
|---|
| 21 | <hr> |
|---|
| 22 | <div class="spirit-nav"> |
|---|
| 23 | <a accesskey="p" href="BOOST_VARIANT_LIMIT_TYPES.html"><img src="images/prev.png" alt="Prev"></a><a accesskey="u" href="variant/reference.html#header.boost.variant.variant_fwd.hpp"><img src="images/up.png" alt="Up"></a><a accesskey="h" href="index.html"><img src="images/home.png" alt="Home"></a><a accesskey="n" href="BOOST_VARIANT_ENUM_SHIFTED_PARAMS.html"><img src="images/next.png" alt="Next"></a> |
|---|
| 24 | </div> |
|---|
| 25 | <div class="refentry" lang="en"> |
|---|
| 26 | <a name="BOOST_VARIANT_ENUM_PARAMS"></a><div class="titlepage"></div> |
|---|
| 27 | <div class="refnamediv"> |
|---|
| 28 | <h2><span class="refentrytitle">Macro BOOST_VARIANT_ENUM_PARAMS</span></h2> |
|---|
| 29 | <p>BOOST_VARIANT_ENUM_PARAMS — <p>Enumerate parameters for use with |
|---|
| 30 | <code class="computeroutput"><a href="boost/variant.html" title="Class template variant">variant</a></code>.</p></p> |
|---|
| 31 | </div> |
|---|
| 32 | <h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2> |
|---|
| 33 | <div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis">BOOST_VARIANT_ENUM_PARAMS(param)</pre></div> |
|---|
| 34 | <div class="refsect1" lang="en"> |
|---|
| 35 | <a name="id1943570"></a><h2>Description</h2> |
|---|
| 36 | <p>Expands to a comma-separated sequence of length |
|---|
| 37 | <code class="computeroutput"><a href="BOOST_VARIANT_LIMIT_TYPES.html" title="Macro BOOST_VARIANT_LIMIT_TYPES">BOOST_VARIANT_LIMIT_TYPES</a></code>, where |
|---|
| 38 | each element in the sequence consists of the concatenation of |
|---|
| 39 | <span class="emphasis"><em>param</em></span> with its zero-based index into the |
|---|
| 40 | sequence. That is, |
|---|
| 41 | <code class="computeroutput">param ## 0, param ## 1, ..., param ## BOOST_VARIANT_LIMIT_TYPES - 1</code>.</p> |
|---|
| 42 | <p><span class="bold"><strong>Rationale</strong></span>: This macro greatly |
|---|
| 43 | simplifies for the user the process of declaring |
|---|
| 44 | <code class="computeroutput"><a href="boost/variant.html" title="Class template variant">variant</a></code> types |
|---|
| 45 | in function templates or explicit partial specializations of class |
|---|
| 46 | templates, as shown in the |
|---|
| 47 | <a href="variant/tutorial.html#variant.tutorial.preprocessor" title="Preprocessor macros">tutorial</a>.</p> |
|---|
| 48 | </div> |
|---|
| 49 | </div> |
|---|
| 50 | <table width="100%"><tr> |
|---|
| 51 | <td align="left"></td> |
|---|
| 52 | <td align="right"><small>Copyright © 2002, 2003 Eric Friedman, Itay Maman</small></td> |
|---|
| 53 | </tr></table> |
|---|
| 54 | <hr> |
|---|
| 55 | <div class="spirit-nav"> |
|---|
| 56 | <a accesskey="p" href="BOOST_VARIANT_LIMIT_TYPES.html"><img src="images/prev.png" alt="Prev"></a><a accesskey="u" href="variant/reference.html#header.boost.variant.variant_fwd.hpp"><img src="images/up.png" alt="Up"></a><a accesskey="h" href="index.html"><img src="images/home.png" alt="Home"></a><a accesskey="n" href="BOOST_VARIANT_ENUM_SHIFTED_PARAMS.html"><img src="images/next.png" alt="Next"></a> |
|---|
| 57 | </div> |
|---|
| 58 | </body> |
|---|
| 59 | </html> |
|---|
