From: Tim Hunter <TimHunter@...>
Date: 2007-12-19T00:01:06+09:00
Subject: Re: Convert a char into numbre

Roberto Decurnex Gorosito wrote:
> I am have an String object like "12345678", and an Array object like
> [ 8,7,6,5,4,3,2,1].
> The main idea is:
> 
> myStr = '12345678'
> myArray = [8,7,6,5,4,3,2,1]
> total = 0
> 
> for i in 0..7
>  total+= myStr[ i ].to_i  * myArray[ i ]
> end
> 
> 
> The awaited result is 120 but coz myStr[ i ] returns the ascii fixnum
> i can' t get it

Try myStr[i,1]

-- 
RMagick: http://rmagick.rubyforge.org/