From: Brian Candler <b.candler@...>
Date: 2009-10-13T18:04:14+09:00
Subject: Re: Tip du jour: no need to chomp before to_i

David A. Black wrote:
> But it doesn't mind whitespace:
> 
>    Integer("\t  \n  123\n  ")    => 123

(leading and trailing whitespace that is)

Beware that Integer() as well as being fussier, also implements special 
treatment of leading 0 (octal) and 0x (hex).

>> "0123".to_i
=> 123
>> Integer("0123")
=> 83
>> "0x123".to_i
=> 0
>> Integer("0x123")
=> 291
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