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Groups > comp.lang.java.programmer > #11101

Re: Regex doesn't recognize single quote

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Daniel Pitts <newsgroup.nospam@virtualinfinity.net> writes:

> On 1/6/12 2:08 PM, Jerric wrote:
>> Hi, I need to remove special characters, except \w and single quotes,
>> from a string, can someone please help me on the regex?
>>
>> for example, I have "ab'de+fg", I want to get "ab'defg", and I tried
>> the following code, but it removed single quote. seems to me java
>> cannot handle the pattern like [^'].
>>
>> String val = "ab'de+fg";
>> val = val.replaceAll("[^\\w']+", "");
>>
>> Thanks a lot,
> It works for me, which indicates the problem is somewhere in the code
> you didn't post.  Here is an SSCCE:
>
> public class Works {
>     public static void main(String[] args) {
>         String val = "ab'de+fg";
>         System.out.println(val.replaceAll("[^\\w']+", ""));
>
>     }
> }
>
> Try posting exactly the code which causes the problem.

Since replaceAll is being used, the closure is unnecessary, so this can
be shortened by one character :-)

-- 
Jim Janney

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Thread

Regex doesn't recognize single quote Jerric <jerricgao@gmail.com> - 2012-01-06 14:08 -0800
  Re: Regex doesn't recognize single quote Martin Gregorie <martin@address-in-sig.invalid> - 2012-01-06 22:23 +0000
  Re: Regex doesn't recognize single quote Jake Jarvis <pig_in_shoes@yahoo.com> - 2012-01-06 23:48 +0100
  Re: Regex doesn't recognize single quote Daniel Pitts <newsgroup.nospam@virtualinfinity.net> - 2012-01-06 15:49 -0800
    Re: Regex doesn't recognize single quote Jim Janney <jjanney@shell.xmission.com> - 2012-01-07 19:02 -0700
      Re: Regex doesn't recognize single quote Daniel Pitts <newsgroup.nospam@virtualinfinity.net> - 2012-01-09 09:58 -0800
  Re: Regex doesn't recognize single quote Roedy Green <see_website@mindprod.com.invalid> - 2012-01-06 21:47 -0800
    Re: Regex doesn't recognize single quote Roedy Green <see_website@mindprod.com.invalid> - 2012-01-07 14:41 -0800
      Re: Regex doesn't recognize single quote Rafael Villar <morgano5@hotmail.com> - 2012-01-08 09:05 +1000
        Re: Regex doesn't recognize single quote Rafael Villar <morgano5@hotmail.com> - 2012-01-08 09:10 +1000
        Re: Regex doesn't recognize single quote Lew <noone@lewscanon.com> - 2012-01-07 17:20 -0800
      Re: Regex doesn't recognize single quote Daniel Pitts <newsgroup.nospam@virtualinfinity.net> - 2012-01-09 10:08 -0800
        Re: Regex doesn't recognize single quote Daniel Pitts <newsgroup.nospam@virtualinfinity.net> - 2012-01-09 10:33 -0800
    Re: Regex doesn't recognize single quote Roedy Green <see_website@mindprod.com.invalid> - 2012-01-07 14:48 -0800
      Re: Regex doesn't recognize single quote Arved Sandstrom <asandstrom3minus1@eastlink.ca> - 2012-01-07 20:58 -0400

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