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4     The header <code class="filename">limits</code> defines
5     traits classes to give access to various implementation
6     defined-aspects of the fundamental types. The traits classes --
7     fourteen in total -- are all specializations of the template class
8     <code class="classname">numeric_limits</code>, documented <a class="ulink" href="http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/a00485.html" target="_top">here</a>
9     and defined as follows:
10     </p><pre class="programlisting">
11    template&lt;typename T&gt; 
12      struct class 
13      {
14        static const bool is_specialized;
15        static T max() throw();
16        static T min() throw();
17
18        static const int digits;
19        static const int digits10;
20        static const bool is_signed;
21        static const bool is_integer;
22        static const bool is_exact;
23        static const int radix;
24        static T epsilon() throw();
25        static T round_error() throw();
26
27        static const int min_exponent;
28        static const int min_exponent10;
29        static const int max_exponent;
30        static const int max_exponent10;
31
32        static const bool has_infinity;
33        static const bool has_quiet_NaN;
34        static const bool has_signaling_NaN;
35        static const float_denorm_style has_denorm;
36        static const bool has_denorm_loss;
37        static T infinity() throw();
38        static T quiet_NaN() throw();
39        static T denorm_min() throw();
40
41        static const bool is_iec559;
42        static const bool is_bounded;
43        static const bool is_modulo;
44
45        static const bool traps;
46        static const bool tinyness_before;
47        static const float_round_style round_style;
48      };
49    </pre></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="fundamental_types.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="fundamental_types.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="bk01pt02ch04s03.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">Chapter 4. Types </td><td width="20%" align="center"><a accesskey="h" href="../spine.html">Home</a></td><td width="40%" align="right" valign="top"> NULL</td></tr></table></div></body></html>