November 2005
Beginner to intermediate
528 pages
24h 11m
English
Content preview from Mac OS X Tiger in a Nutshell
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Arithmetic Expressions
The let command performs integer arithmetic. bash provides a way to substitute integer values (for use as command arguments or in variables); base conversion is also possible.
Table 5-30. Syntax for arithmetic expressions
|
Expression |
Meaning |
|
(( |
Use the value of the enclosed arithmetic expression. |
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