From: Josh Cheek <josh.cheek@...>
Date: 2010-08-30T10:24:49+09:00
Subject: Re: gsub blank

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On Sun, Aug 29, 2010 at 8:11 PM, Pen Ttt <myocean135@yahoo.cn> wrote:

> irb(main):011:0> "     gk".gsub("\s","h")
> => "hhhhhgk"
> irb(main):012:0> "     gk".gsub("\s+","h")
> => "     gk"
> how can i  make  "     gk" into  "hgk"?
> --
> Posted via http://www.ruby-forum.com/.
>
>
Your second example is almost there, except that it is a String, not a
Regexp. Regexp are enclosed with slashes rather than quotes (Regexp has it's
own literal, as opposed to languages like Java, where it needs to be defined
within a String)

"     gk".gsub( /\s+/ , "h") # => "hhghkh"

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