From: ara.t.howard@...
Date: 2007-03-02T01:06:51+09:00
Subject: Re: printf inside a string

On Fri, 2 Mar 2007, James Edward Gray II wrote:

> On Mar 1, 2007, at 9:39 AM, Peter Bailey wrote:
>
>> Hi,
>> This is a pretty simple question. I need to do a "printf" of some
>> numbers inside a string. I just can't figure out how to express a long
>> string that has that "printf" inside it, because the printf statement
>> itself has quotes, too. I just need the number to end up being
>> zero-padded to 3 characters. So, for "3," I want "003."
>> 
>> number = "3"
>> 
>> puts "stuff, printf "%.3d\n", #{number}"
>
>>> printf "stuff, %.3d\n", number
> stuff, 003
> => nil
>
> Hope that helps.

alternatively

puts "stuff, #{ '%.3d' % number }"


-a
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