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<a name="Integers"></a>
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Next: <a href="Bignums.html#Bignums" accesskey="n" rel="next">Bignums</a>, Up: <a href="Numbers.html#Numbers" accesskey="u" rel="up">Numbers</a> &nbsp; [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="AS-Index.html#AS-Index" title="Index" rel="index">Index</a>]</p>
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<a name="Integers-1"></a>
<h4 class="subsubsection">3.6.2.1 Integers</h4>
<a name="index-integers"></a>
<a name="index-constants_002c-integer"></a>

<a name="index-binary-integers"></a>
<a name="index-integers_002c-binary"></a>
<p>A binary integer is &lsquo;<samp>0b</samp>&rsquo; or &lsquo;<samp>0B</samp>&rsquo; followed by zero or more of
the binary digits &lsquo;<samp>01</samp>&rsquo;.
</p>
<a name="index-octal-integers"></a>
<a name="index-integers_002c-octal"></a>
<p>An octal integer is &lsquo;<samp>0</samp>&rsquo; followed by zero or more of the octal
digits (&lsquo;<samp>01234567</samp>&rsquo;).
</p>
<a name="index-decimal-integers"></a>
<a name="index-integers_002c-decimal"></a>
<p>A decimal integer starts with a non-zero digit followed by zero or
more digits (&lsquo;<samp>0123456789</samp>&rsquo;).
</p>
<a name="index-hexadecimal-integers"></a>
<a name="index-integers_002c-hexadecimal"></a>
<p>A hexadecimal integer is &lsquo;<samp>0x</samp>&rsquo; or &lsquo;<samp>0X</samp>&rsquo; followed by one or
more hexadecimal digits chosen from &lsquo;<samp>0123456789abcdefABCDEF</samp>&rsquo;.
</p>
<p>Integers have the usual values.  To denote a negative integer, use
the prefix operator &lsquo;<samp>-</samp>&rsquo; discussed under expressions
(see <a href="Prefix-Ops.html#Prefix-Ops">Prefix Operators</a>).
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