From: Peter Szinek <peter@...>
Date: 2006-11-13T06:43:41+09:00
Subject: Re: sprintf bug (?)

Bernard Kenik wrote:
> 
> ----- Original Message ----- From: "Peter Szinek" <peter@rubyrailways.com>
> To: "ruby-talk ML" <ruby-talk@ruby-lang.org>
> Sent: Saturday, November 11, 2006 1:28 PM
> Subject: sprintf bug (?)
> 
> 
>> Hello all,
>>
>> I am wondering if I have just found a bug in (s)printf...
>>
>> According to the PickAxe, table "sprintf flag characters":
>>
>> ================= snip ==================================
>>
>> 0 (zero)  all  Pad with zeros, not spaces.
>>
>> ================= snip ==================================
>>
>> so I think this call
>>
>> irb(main):053:0> sprintf("%05s", 123)
>> => "  123"
>>
>> should correctly result in
>>
>> "00123"
>>
> sprintf("%05d",123)      # 'd' not 's'
> => "00123"

:) I know 'd' is not 's', it was a bad example. It should have been

irb(main):002:0> sprintf("%10s",'hello')
=> "     hello"

(there are no zeroes...)

Peter

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