From: ts <decoux@...>
Date: 2004-05-14T23:40:14+09:00
Subject: Re: Regexp Error?

>>>>> "S" == Simon Strandgaard <neoneye@adslhome.dk> writes:

S> Lets break it down

svg% ruby -rjj -e '"abc".match(/(.*).*/)'
Regexp /(.*).*/
  0     start_memory    $1
  1     anychar_repeat
  2     stop_memory     $1
  3     anychar_repeat
  4     end
subexpressions : 1
Fastmap supplied : \000-\011\013-\377

String <<abc>> pos=0

  0 start_memory                 |abc                     | 
  1 anychar_repeat               |abc                     |  >2[0] >2[1] >2[2] >2[3] F2[3]
  2 stop_memory               abc|                        |  $1=abc
  3 anychar_repeat            abc|                        |  >4[0] F4[0] SUCCESS
svg% 

 What I want to say is that if the second .* can't match the empty string
 because it's included in the first match, then the result will be
 different. 


Guy Decoux