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properties.html

properties.html 16 KB
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    2. 

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    3. 

  3. <meta http-equiv="Content-Type" content="text/html; charset=US-ASCII">
    4. 

  4. <title>General Type Properties</title>
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  8. <link rel="up" href="../value_traits.html" title="Type Traits that Describe the Properties of a Type">
    9. 

  9. <link rel="prev" href="primary.html" title="Categorizing a Type">
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    24. 

  24. </div>
    25. 

  25. <div class="section">
    26. 

  26. <div class="titlepage"><div><div><h4 class="title">
    27. 

  27. <a name="boost_typetraits.category.value_traits.properties"></a><a class="link" href="properties.html" title="General Type Properties">General
    28. 

  28.         Type Properties</a>
    29. 

  29. </h4></div></div></div>
    30. 

  30. <p>
    31. 

  31.           The following templates describe the general properties of a type.
    32. 

  32.         </p>
    33. 

  33. <p>
    34. 

  34.           <span class="bold"><strong>Synopsis:</strong></span>
    35. 

  35.         </p>
    36. 

  36. <pre class="programlisting"><span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    37. 

  37. <span class="keyword">struct</span> <a class="link" href="../../reference/alignment_of.html" title="alignment_of">alignment_of</a><span class="special">;</span>
    38. 

  38. 

  39. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    40. 

  40. <span class="keyword">struct</span> <a class="link" href="../../reference/has_new_operator.html" title="has_new_operator">has_new_operator</a><span class="special">;</span>
    41. 

  41. 

  42. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    43. 

  43. <span class="keyword">struct</span> <a class="link" href="../../reference/has_nothrow_assign.html" title="has_nothrow_assign">has_nothrow_assign</a><span class="special">;</span>
    44. 

  44. 

  45. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    46. 

  46. <span class="keyword">struct</span> <a class="link" href="../../reference/has_nothrow_constructor.html" title="has_nothrow_constructor">has_nothrow_constructor</a><span class="special">;</span>
    47. 

  47. 

  48. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    49. 

  49. <span class="keyword">struct</span> <a class="link" href="../../reference/has_nothrow_constructor.html" title="has_nothrow_constructor">has_nothrow_default_constructor</a><span class="special">;</span>
    50. 

  50. 

  51. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    52. 

  52. <span class="keyword">struct</span> <a class="link" href="../../reference/has_nothrow_copy.html" title="has_nothrow_copy">has_nothrow_copy</a><span class="special">;</span>
    53. 

  53. 

  54. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    55. 

  55. <span class="keyword">struct</span> <a class="link" href="../../reference/has_nothrow_copy.html" title="has_nothrow_copy">has_nothrow_copy_constructor</a><span class="special">;</span>
    56. 

  56. 

  57. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    58. 

  58. <span class="keyword">struct</span> <a class="link" href="../../reference/has_nothrow_destruct.html" title="has_nothrow_destructor">has_nothrow_destructor</a><span class="special">;</span>
    59. 

  59. 

  60. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    61. 

  61. <span class="keyword">struct</span> <a class="link" href="../../reference/has_trivial_assign.html" title="has_trivial_assign">has_trivial_assign</a><span class="special">;</span>
    62. 

  62. 

  63. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    64. 

  64. <span class="keyword">struct</span> <a class="link" href="../../reference/has_trivial_constructor.html" title="has_trivial_constructor">has_trivial_constructor</a><span class="special">;</span>
    65. 

  65. 

  66. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    67. 

  67. <span class="keyword">struct</span> <a class="link" href="../../reference/has_trivial_constructor.html" title="has_trivial_constructor">has_trivial_default_constructor</a><span class="special">;</span>
    68. 

  68. 

  69. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    70. 

  70. <span class="keyword">struct</span> <a class="link" href="../../reference/has_trivial_copy.html" title="has_trivial_copy">has_trivial_copy</a><span class="special">;</span>
    71. 

  71. 

  72. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    73. 

  73. <span class="keyword">struct</span> <a class="link" href="../../reference/has_trivial_copy.html" title="has_trivial_copy">has_trivial_copy_constructor</a><span class="special">;</span>
    74. 

  74. 

  75. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    76. 

  76. <span class="keyword">struct</span> <a class="link" href="../../reference/has_trivial_destructor.html" title="has_trivial_destructor">has_trivial_destructor</a><span class="special">;</span>
    77. 

  77. 

  78. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    79. 

  79. <span class="keyword">struct</span> <a class="link" href="../../reference/has_virtual_destructor.html" title="has_virtual_destructor">has_virtual_destructor</a><span class="special">;</span>
    80. 

  80. 

  81. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    82. 

  82. <span class="keyword">struct</span> <a class="link" href="../../reference/is_abstract.html" title="is_abstract">is_abstract</a><span class="special">;</span>
    83. 

  83. 

  84. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">U</span><span class="special">&gt;</span>
    85. 

  85. <span class="keyword">struct</span> <a class="link" href="../../reference/is_assignable.html" title="is_assignable">is_assignable</a><span class="special">;</span>
    86. 

  86. 

  87. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    88. 

  88. <span class="keyword">struct</span> <a class="link" href="../../reference/is_copy_constructible.html" title="is_copy_constructible">is_copy_constructible</a><span class="special">;</span>
    89. 

  89. 

  90. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    91. 

  91. <span class="keyword">struct</span> <a class="link" href="../../reference/is_copy_assignable.html" title="is_copy_assignable">is_copy_assignable</a><span class="special">;</span>
    92. 

  92. 

  93. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">,</span> <span class="keyword">class</span><span class="special">...</span> <span class="identifier">Args</span><span class="special">&gt;</span>
    94. 

  94. <span class="keyword">struct</span> <a class="link" href="../../reference/is_constructible.html" title="is_constructible">is_constructible</a><span class="special">;</span>
    95. 

  95. 

  96. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    97. 

  97. <span class="keyword">struct</span> <a class="link" href="../../reference/is_default_constructible.html" title="is_default_constructible">is_default_constructible</a><span class="special">;</span>
    98. 

  98. 

  99. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">,</span> <span class="keyword">class</span><span class="special">...</span> <span class="identifier">Args</span><span class="special">&gt;</span>
    100. 

  100. <span class="keyword">struct</span> <a class="link" href="../../reference/is_list_constructible.html" title="is_list_constructible">is_list_constructible</a><span class="special">;</span>
    101. 

  101. 

  102. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    103. 

  103. <span class="keyword">struct</span> <a class="link" href="../../reference/is_destructible.html" title="is_destructible">is_destructible</a><span class="special">;</span>
    104. 

  104. 

  105. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    106. 

  106. <span class="keyword">struct</span> <a class="link" href="../../reference/is_const.html" title="is_const">is_const</a><span class="special">;</span>
    107. 

  107. 

  108. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    109. 

  109. <span class="keyword">struct</span> <a class="link" href="../../reference/is_empty.html" title="is_empty">is_empty</a><span class="special">;</span>
    110. 

  110. 

  111. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    112. 

  112. <span class="keyword">struct</span> <a class="link" href="../../reference/is_final.html" title="is_final">is_final</a><span class="special">;</span>
    113. 

  113. 

  114. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    115. 

  115. <span class="keyword">struct</span> <a class="link" href="../../reference/is_stateless.html" title="is_stateless">is_stateless</a><span class="special">;</span>
    116. 

  116. 

  117. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    118. 

  118. <span class="keyword">struct</span> <a class="link" href="../../reference/is_pod.html" title="is_pod">is_pod</a><span class="special">;</span>
    119. 

  119. 

  120. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    121. 

  121. <span class="keyword">struct</span> <a class="link" href="../../reference/is_polymorphic.html" title="is_polymorphic">is_polymorphic</a><span class="special">;</span>
    122. 

  122. 

  123. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    124. 

  124. <span class="keyword">struct</span> <a class="link" href="../../reference/is_signed.html" title="is_signed">is_signed</a><span class="special">;</span>
    125. 

  125. 

  126. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    127. 

  127. <span class="keyword">struct</span> <a class="link" href="../../reference/is_unsigned.html" title="is_unsigned">is_unsigned</a><span class="special">;</span>
    128. 

  128. 

  129. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    130. 

  130. <span class="keyword">struct</span> <a class="link" href="../../reference/is_volatile.html" title="is_volatile">is_volatile</a><span class="special">;</span>
    131. 

  131. 

  132. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> <span class="identifier">N</span> <span class="special">=</span> <span class="number">0</span><span class="special">&gt;</span>
    133. 

  133. <span class="keyword">struct</span> <a class="link" href="../../reference/extent.html" title="extent">extent</a><span class="special">;</span>
    134. 

  134. 

  135. <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
    136. 

  136. <span class="keyword">struct</span> <a class="link" href="../../reference/rank.html" title="rank">rank</a><span class="special">;</span>
    137. 

  137. </pre>
    138. 

  138. </div>
    139. 

  139. <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
    140. 

  140. <td align="left"></td>
    141. 

  141. <td align="right"><div class="copyright-footer">Copyright &#169; 2000, 2011 Adobe Systems Inc, David Abrahams,
    142. 

  142.       Frederic Bron, Steve Cleary, Beman Dawes, Aleksey Gurtovoy, Howard Hinnant,
    143. 

  143.       Jesse Jones, Mat Marcus, Itay Maman, John Maddock, Alexander Nasonov, Thorsten
    144. 

  144.       Ottosen, Roman Perepelitsa, Robert Ramey, Jeremy Siek, Robert Stewart and Steven
    145. 

  145.       Watanabe<p>
    146. 

  146.         Distributed under the Boost Software License, Version 1.0. (See accompanying
    147. 

  147.         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>)
    148. 

  148.       </p>
    149. 

  149. </div></td>
    150. 

  150. </tr></table>
    151. 

  151. <hr>
    152. 

  152. <div class="spirit-nav">
    153. 

  153. <a accesskey="p" href="primary.html"><img src="../../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../value_traits.html"><img src="../../../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../../index.html"><img src="../../../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="relate.html"><img src="../../../../../../../doc/src/images/next.png" alt="Next"></a>
    154. 

  154. </div>
    155. 

  155. </body>
    156. 

  156. </html>
    157.