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By: a guest on Jul 20th, 2012  |  syntax: None  |  size: 0.36 KB  |  hits: 8  |  expires: Never
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  1. scala regex weird behavior
  2. scala> val p = "ab|ba|(ab)*a|(ba)*b".r
  3. p: scala.util.matching.Regex = ab|ba|(ab)*a|(ba)*b
  4.  
  5. scala> val m = p.pattern.matcher _
  6. m: java.lang.CharSequence => java.util.regex.Matcher = <function1>
  7.  
  8. scala> m("aa").matches
  9. res9: Boolean = false
  10.  
  11. scala> p.findAllIn("aa").toList
  12. res10: List[String] = List(a, a)
  13.        
  14. ^(?:ab|ba|(?:ab)*a|(?:ba)*b)$
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