From: Robert Klemme <shortcutter@...>
Date: 2010-07-24T02:03:30+09:00
Subject: Re: how to convert the string?

On 07/23/2010 03:45 PM, Pen Ttt wrote:
> i want to convert a string  "-34\n   \302\240"  into "-34"
> irb(main):001:0>  "-34\n   \302\240".gsub('\302\240','').strip.chomp
> =>  "-34\n   \302\240"
> how to convert it?

As others have indicate it is a bit unclear what strings you expect.  If 
you want the first integer you can do

irb(main):001:0> s = "-34\n   \302\240"
=> "-34\n    "
irb(main):002:0> s.to_i
=> -34
irb(main):003:0> s[/^[-+]?\d+/]
=> "-34"
irb(main):004:0>

Kind regards

	robert

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