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Re: Replace any multiple whitespaces with single white space

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From Joel VanderWerf <joelvanderwerf@gmail.com>
Newsgroups comp.lang.ruby
Subject Re: Replace any multiple whitespaces with single white space
Date Tue, 26 Apr 2011 11:27:03 -0500
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On 04/26/2011 05:03 AM, Brian Candler wrote:
> Joel VanderWerf wrote in post #994935:
>> On 04/25/2011 11:44 AM, Michelle Pace wrote:
>>> pattern incorrect?
>>>
>>> descrip = "1/4 WELDING    LEVER FRONT DRW 14844-C  MAT  WMA1CM-WLFRONT"
>>> descrip.sub!(/\s+/,' ')
>>> puts descrip
>>
>> sub! only affects the *first* match. You can substitute globally with
>> gsub. Also you might as well only match 2 or more spaces:
>>
>> descrip.gsub!(/\s\s+/,' ')
>
> Those are not equivalent, because \s matches more than just ASCII 0x20.
>
> d1 = "foo\tbar\tbaz"
> d1.gsub(/\s+/,' ')    # "foo bar baz"
> d1.gsub(/\s\s+/,' ')  # "foo\tbar\tbaz"

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Thread

Replace any multiple whitespaces with single white space Michelle Pace <michelle@michellepace.com> - 2011-04-25 13:44 -0500
  Re: Replace any multiple whitespaces with single white space Joel VanderWerf <joelvanderwerf@gmail.com> - 2011-04-25 13:51 -0500
    Re: Replace any multiple whitespaces with single white space Josh Cheek <josh.cheek@gmail.com> - 2011-04-25 14:02 -0500
      Re: Replace any multiple whitespaces with single white space Joel VanderWerf <joelvanderwerf@gmail.com> - 2011-04-25 14:14 -0500
        Re: Replace any multiple whitespaces with single white space Gunther Diemant <g.diemant@gmx.net> - 2011-04-25 15:43 -0500
    Re: Replace any multiple whitespaces with single white space Brian Candler <b.candler@pobox.com> - 2011-04-26 07:03 -0500
      Re: Replace any multiple whitespaces with single white space Joel VanderWerf <joelvanderwerf@gmail.com> - 2011-04-26 11:27 -0500
      Re: Replace any multiple whitespaces with single white space Joel VanderWerf <joelvanderwerf@gmail.com> - 2011-04-26 11:31 -0500
  Re: Replace any multiple whitespaces with single white space John W Higgins <wishdev@gmail.com> - 2011-04-25 13:56 -0500
  Re: Replace any multiple whitespaces with single white space Alexander McMillan <alexandermcmillan@hotmail.com> - 2011-04-26 05:18 -0500

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