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##### 3.6.2.1 Integers

A binary integer is 0b or 0B followed by zero or more of the binary digits 01.

An octal integer is 0 followed by zero or more of the octal digits (01234567).

A decimal integer starts with a non-zero digit followed by zero or more digits (0123456789).

A hexadecimal integer is 0x or 0X followed by one or more hexadecimal digits chosen from 0123456789abcdefABCDEF.

Integers have the usual values. To denote a negative integer, use the prefix operator - discussed under expressions (see Prefix Operators).