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Re: integer addition crash
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From: |
Jonathan Nieder |
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Subject: |
Re: integer addition crash |
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Date: |
Wed, 20 Jul 2011 13:46:56 -0500 |
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User-agent: |
Mutt/1.5.21+46 (b01d63af6fea) (2011-07-01) |
Hi Cédric,
Cédric Martínez Campos wrote:
> $ echo $((08+1))
> bash: 08: too big element for the base (the error element is "08")
> [translated from spanish]
Strings of digits starting with a '0' in an arithmetic expansion are
octal numbers. The bash FAQ[*] has some details.
Hope that helps,
Jonathan
[*] http://tiswww.case.edu/php/chet/bash/FAQ
question E8 ("Why does the arithmetic evaluation code complain about
`08'?")