Regular expression examples - Wikipedia, the free encyclopedia - The Diigo Meta page

• 14 Dec 11
  

  Dani Rod

  regex

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  d4nirod

  regex

• 14 Apr 11
  

  Víctor González Pacheco

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• 12 Mar 11
  

  Hans Henderson

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• 17 Oct 10
  

  ming wu
  • match a pattern within parentheses
• 28 Sep 10
  

  zhaowu
  • ( ) Groups a series of pattern elements to a single element. When you match a pattern within parentheses, you can use any of $1, $2, ... later to refer to the previously matched pattern.  

    $string1 = "Hello World "; if ($string1 =~ m/(H..).(o..)/) {   print "We matched '$1' and '$2' "; }  

     Output: 

    
    We matched 'Hel' and 'o W';  
• 08 Mar 10
  

  Elaine Kay

  regularexpression wikipedia regex examples

• 01 Jul 09
  

  Stephen Klein

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• 30 May 09
  

  Raman Singh

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  Raman Singh

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• 13 Aug 08
  

  Jon Jones

  Programming Languages Regular Experssions

• 16 May 08
  

  Cloud S

  regex

• 26 Jan 08
  

  ken meece

  A regular expression ( also "RegEx" or "regex" ) is a string that is used to describe or match a set of strings, according to certain syntax rules.
  
  Despite this variability, and because regular expressions can be difficult to both explain and understand without examples, this article provides a basic description of some of the properties of regular expressions by way of illustration.

  regular expression wikipedia

• 13 Apr 07
  

  Peter Hanley

  A regular expression ( also "RegEx" or "regex" ) is a string that is used to describe or match a set of strings, according to certain syntax rules. The specific syntax rules vary depending on the specific implementation, programming language, or library i

  regexp regex Programming scripting development

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