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<a name="Integers"></a>
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Next: <a rel="next" accesskey="n" href="Bignums.html#Bignums">Bignums</a>,
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Up: <a rel="up" accesskey="u" href="Numbers.html#Numbers">Numbers</a>
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<h5 class="subsubsection">3.6.2.1 Integers</h5>
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<p><a name="index-integers-169"></a><a name="index-constants_002c-integer-170"></a>
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<a name="index-binary-integers-171"></a><a name="index-integers_002c-binary-172"></a>A binary integer is ‘<samp><span class="samp">0b</span></samp>’ or ‘<samp><span class="samp">0B</span></samp>’ followed by zero or more of
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the binary digits ‘<samp><span class="samp">01</span></samp>’.
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<p><a name="index-octal-integers-173"></a><a name="index-integers_002c-octal-174"></a>An octal integer is ‘<samp><span class="samp">0</span></samp>’ followed by zero or more of the octal
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digits (‘<samp><span class="samp">01234567</span></samp>’).
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<p><a name="index-decimal-integers-175"></a><a name="index-integers_002c-decimal-176"></a>A decimal integer starts with a non-zero digit followed by zero or
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more digits (‘<samp><span class="samp">0123456789</span></samp>’).
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<p><a name="index-hexadecimal-integers-177"></a><a name="index-integers_002c-hexadecimal-178"></a>A hexadecimal integer is ‘<samp><span class="samp">0x</span></samp>’ or ‘<samp><span class="samp">0X</span></samp>’ followed by one or
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more hexadecimal digits chosen from ‘<samp><span class="samp">0123456789abcdefABCDEF</span></samp>’.
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<p>Integers have the usual values. To denote a negative integer, use
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the prefix operator ‘<samp><span class="samp">-</span></samp>’ discussed under expressions
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(see <a href="Prefix-Ops.html#Prefix-Ops">Prefix Operators</a>).
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