From: Robert Klemme <shortcutter@...>
Date: 2008-10-24T21:12:11+09:00
Subject: Re: Bound macro in ruby

2008/10/24 Me Me <emanuelef@tiscali.it>:
> thanks for answering:
>
> in my case it's something I can easy implement with if-clause, but I
> wanted to know if this could be done in one single line
>
> def bound(min, value, max)
>
>  if(value > max)
>  return max
>  end
>
>  if(value < min)
>  return min
>  end
>
>  return value
>
> end

irb(main):001:0> def BOUND(min,val,max) val >=max ? max : val < min ?
min : val end
=> nil
irb(main):002:0> BOUND(10,0,100)
=> 10
irb(main):003:0>
irb(main):004:0* BOUND(10,200,100)
=> 100
irb(main):005:0> BOUND(10,150,100)
=> 100
irb(main):006:0> BOUND(10,50,100)
=> 50

Cheers

robert

-- 
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