From: Analogy Analogy <analogy47@...>
Date: 2007-09-19T02:49:12+09:00
Subject: Re: converting text

Sebastian Hungerecker wrote:
> Analogy Analogy wrote:
> 
>> Sorry about that, true they are strings
>>
>> ["1.80%", "14.50%", "ruby", "3.10%"]
>>
>> I want to truncate the "numbers" to one decimal place and still keep the
>> percent symbol (i.e. 1.80% >> 1.8%). However, I don't want to change any
>> letter/words (i.e. ruby) at all.
> 
> ["1.80%", "14.50%", "ruby", "3.10%"].map do |string|
>   string.gsub(/\d+(\.\d+)?/) {|match| "%.1f" % match}
> end
> 
> PS: Before this post I thought you only wanted to get rid of trailing 
> zeros
> (i.e. "1.80%" becomes "1.8%", but "1.82%" stays the same), you could 
> have
> done that as follows:
> 
> ["1.80%", "14.50%", "ruby", "3.10%"].map do |string|
>   string.gsub(/\d+(\.\d+)?/) {|match| match.to_f.to_s}
> end
> 


I tried cutting and pasting this in SciTE to see if it works...it 
didn't, but thanks for directing me in the right direction.

> 
> HTH,
> Sebastian

-- 
Posted via http://www.ruby-forum.com/.