Re: Nicest equivalent to counted "for" loop?

From	Robert Klemme <shortcutter@googlemail.com>
Newsgroups	comp.lang.ruby
Subject	Re: Nicest equivalent to counted "for" loop?
Date	2016-12-02 20:56 +0100
Message-ID	<eae1v9F107iU1@mid.individual.net> (permalink)
References	<36c7832c-aad6-4003-ae76-c392fbe591b7@googlegroups.com> <0df9807f-d5f3-4a27-bd98-d53eea83832f@googlegroups.com>

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On 01.12.2016 23:01, sbrecher@gmail.com wrote:
> On Thursday, December 1, 2016 at 1:58:24 PM UTC-8, brec wrote:
>> Currently I've got...
>>
>> $Count = 192 # some arbitrary constant, or command line argument, or input; > 0
>>
>> $i = $Count
>> while (i -= 1) >= 0
>>    # some stuff
>> end
>>
>> ...In other languages I'd use a counted "for" loop. Is there something more elegant than the above?
>
> Kindly ignore the missing "$" in the conditional expression.

$i.times do |x|
end

$i.downto 0 do |x|
end

Off by one errors included. ;-)

Cheers

	robert

-- 
remember.guy do |as, often| as.you_can - without end
http://blog.rubybestpractices.com/

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Nicest equivalent to counted "for" loop? brec <sbrecher@gmail.com> - 2016-12-01 13:58 -0800
  Re: Nicest equivalent to counted "for" loop? sbrecher@gmail.com - 2016-12-01 14:01 -0800
    Re: Nicest equivalent to counted "for" loop? Robert Klemme <shortcutter@googlemail.com> - 2016-12-02 20:56 +0100
  Re: Nicest equivalent to counted "for" loop? "Robert L." <No_spamming@noWhere_7073.org> - 2017-01-15 14:03 +0000

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