On Fri, Aug 16, 2002 at 06:34:17AM +0900, Chai, Xinwei wrote:
> Hellow guys:
> 
> It'll be highly appreciated if you know:
> 
>     In a qaz.rb, how to read and use arguments setting by command line
> 
>     for example: "ruby queens.rb 8"

Sure, use ARGS.

You may want to take a look at GetoptLong, 
http://www.rubycentral.com/book/lib_standard.html

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