Help for this page

Select Code to Download


  1. or download this
     "aab" =~ /(*SKIP:go)(.)(?!\1(*MARK:go))/
  2. or download this
    "aab"=~/^.*?(*SKIP:go)(.)(?!\1(*MARK:go))/
  3. or download this
    "aab"=~/(*SKIP:go)(.)(?(?=\1)\1(*MARK:go)(*FAIL)|)/