PCRE version 8.00 2009-10-19
Compiled with
  UTF-8 support
  No Unicode properties support
  Newline sequence is LF
  \R matches all Unicode newlines
  Internal link size = 2
  POSIX malloc threshold = 10
  Default match limit = 10000000
  Default recursion depth limit = 10000000
  Match recursion uses stack

/the quick (brown) fox/i
    the quick BROWN fox
 0: the quick BROWN fox
 1: BROWN

/a+/
    abbabb
 0: a

/a+/G
    abbabb
 0: a
 0: a

/a*/
    abbabb
 0: a

/a*b/
    abbabb
 0: ab

/b*/
    abbabb
 0: 

/b*a/
    abbabb
 0: a

/a*/G
    abbabb
 0: a
 0: 
 0: 
 0: a
 0: 
 0: 
 0: 

/a*b/G
    abbabb
 0: ab
 0: b
 0: ab
 0: b

/b*/G
    abbabb
 0: 
 0: bb
 0: 
 0: bb
 0: 

/b*a/G
    abbabb
 0: a
 0: bba

