1 /^[\w]+/

     2     *** Failers

     3 No match

     4     École

     5 No match

     6 

     7 /^[\w]+/Lfr_FR

     8     École

     9  0: École

    10 

    11 /^[\w]+/

    12     *** Failers

    13 No match

    14     École

    15 No match

    16 

    17 /^[\W]+/

    18     École

    19  0: \xc9

    20 

    21 /^[\W]+/Lfr_FR

    22     *** Failers

    23  0: *** 

    24     École

    25 No match

    26 

    27 /[\b]/

    28     \b

    29  0: \x08

    30     *** Failers

    31 No match

    32     a

    33 No match

    34 

    35 /[\b]/Lfr_FR

    36     \b

    37  0: \x08

    38     *** Failers

    39 No match

    40     a

    41 No match

    42 

    43 /^\w+/

    44     *** Failers

    45 No match

    46     École

    47 No match

    48 

    49 /^\w+/Lfr_FR

    50     École

    51  0: École

    52 

    53 /(.+)\b(.+)/

    54     École

    55  0: \xc9cole

    56  1: \xc9

    57  2: cole

    58 

    59 /(.+)\b(.+)/Lfr_FR

    60     *** Failers

    61  0: *** Failers

    62  1: *** 

    63  2: Failers

    64     École

    65 No match

    66 

    67 /École/i

    68     École

    69  0: \xc9cole

    70     *** Failers

    71 No match

    72     école

    73 No match

    74 

    75 /École/iLfr_FR

    76     École

    77  0: École

    78     école

    79  0: école

    80 

    81 /\w/IS

    82 Capturing subpattern count = 0

    83 No options

    84 No first char

    85 No need char

    86 Starting byte set: 0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P 

    87   Q R S T U V W X Y Z _ a b c d e f g h i j k l m n o p q r s t u v w x y z 

    88 

    89 /\w/ISLfr_FR

    90 Capturing subpattern count = 0

    91 No options

    92 No first char

    93 No need char

    94 Starting byte set: 0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P 

    95   Q R S T U V W X Y Z _ a b c d e f g h i j k l m n o p q r s t u v w x y z 

    96   ª µ º À Á Â Ã Ä Å Æ Ç È É Ê Ë Ì Í Î Ï Ð Ñ Ò Ó Ô Õ Ö Ø Ù Ú Û Ü Ý Þ ß à á â 

    97   ã ä å æ ç è é ê ë ì í î ï ð ñ ò ó ô õ ö ø ù ú û ü ý þ ÿ 

    98 

    99 /^[\xc8-\xc9]/iLfr_FR

   100     École

   101  0: É

   102     école

   103  0: é

   104 

   105 /^[\xc8-\xc9]/Lfr_FR

   106     École

   107  0: É

   108     *** Failers 

   109 No match

   110     école

   111 No match

   112 

   113 /\W+/Lfr_FR

   114     >>>\xaa<<<

   115  0: >>>

   116     >>>\xba<<< 

   117  0: >>>

   118 

   119 /[\W]+/Lfr_FR

   120     >>>\xaa<<<

   121  0: >>>

   122     >>>\xba<<< 

   123  0: >>>

   124 

   125 /[^[:alpha:]]+/Lfr_FR

   126     >>>\xaa<<<

   127  0: >>>

   128     >>>\xba<<< 

   129  0: >>>

   130 

   131 /\w+/Lfr_FR

   132     >>>\xaa<<<

   133  0: ª

   134     >>>\xba<<< 

   135  0: º

   136 

   137 /[\w]+/Lfr_FR

   138     >>>\xaa<<<

   139  0: ª

   140     >>>\xba<<< 

   141  0: º

   142 

   143 /[[:alpha:]]+/Lfr_FR

   144     >>>\xaa<<<

   145  0: ª

   146     >>>\xba<<< 

   147  0: º

   148     

   149 /[[:alpha:]][[:lower:]][[:upper:]]/DZLfr_FR 

   150 ------------------------------------------------------------------

   151         Bra

   152         [A-Za-z\xaa\xb5\xba\xc0-\xd6\xd8-\xf6\xf8-\xff]

   153         [a-z\xb5\xdf-\xf6\xf8-\xff]

   154         [A-Z\xc0-\xd6\xd8-\xde]

   155         Ket

   156         End

   157 ------------------------------------------------------------------

   158 Capturing subpattern count = 0

   159 No options

   160 No first char

   161 No need char

   162 

   163 / End of testinput3 /