/\x{100}/8DZ

------------------------------------------------------------------

        Bra

        \x{100}

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Options: utf8

First char = 196

Need char = 128

/\x{1000}/8DZ

------------------------------------------------------------------

        Bra

        \x{1000}

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Options: utf8

First char = 225

Need char = 128

/\x{10000}/8DZ

------------------------------------------------------------------

        Bra

        \x{10000}

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Options: utf8

First char = 240

Need char = 128

/\x{100000}/8DZ

------------------------------------------------------------------

        Bra

        \x{100000}

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Options: utf8

First char = 244

Need char = 128

/\x{1000000}/8DZ

------------------------------------------------------------------

        Bra

        \x{1000000}

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Options: utf8

First char = 249

Need char = 128

/\x{4000000}/8DZ

------------------------------------------------------------------

        Bra

        \x{4000000}

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Options: utf8

First char = 252

Need char = 128

/\x{7fffFFFF}/8DZ

------------------------------------------------------------------

        Bra

        \x{7fffffff}

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Options: utf8

First char = 253

Need char = 191

/[\x{ff}]/8DZ

------------------------------------------------------------------

        Bra

        \x{ff}

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Options: utf8

First char = 195

Need char = 191

/[\x{100}]/8DZ

------------------------------------------------------------------

        Bra

        [\x{100}]

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Options: utf8

No first char

No need char

/\x{ffffffff}/8

Failed: character value in \x{...} sequence is too large at offset 11

/\x{100000000}/8

Failed: character value in \x{...} sequence is too large at offset 12

/^\x{100}a\x{1234}/8

    \x{100}a\x{1234}bcd

 0: \x{100}a\x{1234}

/\x80/8DZ

------------------------------------------------------------------

        Bra

        \x{80}

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Options: utf8

First char = 194

Need char = 128

/\xff/8DZ

------------------------------------------------------------------

        Bra

        \x{ff}

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Options: utf8

First char = 195

Need char = 191

/\x{0041}\x{2262}\x{0391}\x{002e}/DZ8

------------------------------------------------------------------

        Bra

        A\x{2262}\x{391}.

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Options: utf8

First char = 'A'

Need char = '.'

    \x{0041}\x{2262}\x{0391}\x{002e}

 0: A\x{2262}\x{391}.

/\x{D55c}\x{ad6d}\x{C5B4}/DZ8 

------------------------------------------------------------------

        Bra

        \x{d55c}\x{ad6d}\x{c5b4}

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Options: utf8

First char = 237

Need char = 180

    \x{D55c}\x{ad6d}\x{C5B4} 

 0: \x{d55c}\x{ad6d}\x{c5b4}

/\x{65e5}\x{672c}\x{8a9e}/DZ8

------------------------------------------------------------------

        Bra

        \x{65e5}\x{672c}\x{8a9e}

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Options: utf8

First char = 230

Need char = 158

    \x{65e5}\x{672c}\x{8a9e}

 0: \x{65e5}\x{672c}\x{8a9e}

/\x{80}/DZ8

------------------------------------------------------------------

        Bra

        \x{80}

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Options: utf8

First char = 194

Need char = 128

/\x{084}/DZ8

------------------------------------------------------------------

        Bra

        \x{84}

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Options: utf8

First char = 194

Need char = 132

/\x{104}/DZ8

------------------------------------------------------------------

        Bra

        \x{104}

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Options: utf8

First char = 196

Need char = 132

/\x{861}/DZ8

------------------------------------------------------------------

        Bra

        \x{861}

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Options: utf8

First char = 224

Need char = 161

/\x{212ab}/DZ8

------------------------------------------------------------------

        Bra

        \x{212ab}

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Options: utf8

First char = 240

Need char = 171

/.{3,5}X/DZ8

------------------------------------------------------------------

        Bra

        Any{3}

        Any{0,2}

        X

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Partial matching not supported

Options: utf8

No first char

Need char = 'X'

    \x{212ab}\x{212ab}\x{212ab}\x{861}X

 0: \x{212ab}\x{212ab}\x{212ab}\x{861}X

/.{3,5}?/DZ8

------------------------------------------------------------------

        Bra

        Any{3}

        Any{0,2}?

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Partial matching not supported

Options: utf8

No first char

No need char

    \x{212ab}\x{212ab}\x{212ab}\x{861}

 0: \x{212ab}\x{212ab}\x{212ab}

/-- These tests are here rather than in testinput4 because Perl 5.6 has some

problems with UTF-8 support, in the area of \x{..} where the value is < 255. 

It grumbles about invalid UTF-8 strings. --/

/^[a\x{c0}]b/8

    \x{c0}b

 0: \x{c0}b

/^([a\x{c0}]*?)aa/8

    a\x{c0}aaaa/ 

 0: a\x{c0}aa

 1: a\x{c0}

/^([a\x{c0}]*?)aa/8

    a\x{c0}aaaa/ 

 0: a\x{c0}aa

 1: a\x{c0}

    a\x{c0}a\x{c0}aaa/ 

 0: a\x{c0}a\x{c0}aa

 1: a\x{c0}a\x{c0}

/^([a\x{c0}]*)aa/8

    a\x{c0}aaaa/ 

 0: a\x{c0}aaaa

 1: a\x{c0}aa

    a\x{c0}a\x{c0}aaa/ 

 0: a\x{c0}a\x{c0}aaa

 1: a\x{c0}a\x{c0}a

/^([a\x{c0}]*)a\x{c0}/8

    a\x{c0}aaaa/ 

 0: a\x{c0}

 1: 

    a\x{c0}a\x{c0}aaa/ 

 0: a\x{c0}a\x{c0}

 1: a\x{c0}

/-- --/ 

/(?<=\C)X/8

Failed: \C not allowed in lookbehind assertion at offset 6

/-- This one is here not because it's different to Perl, but because the way

the captured single-byte is displayed. (In Perl it becomes a character, and you

can't tell the difference.) --/

/X(\C)(.*)/8

    X\x{1234}

 0: X\x{1234}

 1: \xe1

 2: \x88\xb4

    X\nabc 

 0: X\x{0a}abc

 1: \x{0a}

 2: abc

/^[ab]/8DZ

------------------------------------------------------------------

        Bra

        ^

        [ab]

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Options: anchored utf8

No first char

No need char

    bar

 0: b

    *** Failers

No match

    c

No match

    \x{ff}

No match

    \x{100}  

No match

/^[^ab]/8DZ

------------------------------------------------------------------

        Bra

        ^

        [\x00-`c-\xff] (neg)

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Options: anchored utf8

No first char

No need char

    c

 0: c

    \x{ff}

 0: \x{ff}

    \x{100}  

 0: \x{100}

    *** Failers 

 0: *

    aaa

No match

/[^ab\xC0-\xF0]/8SDZ

------------------------------------------------------------------

        Bra

        [\x00-`c-\xbf\xf1-\xff] (neg)

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Options: utf8

No first char

No need char

Starting byte set: \x00 \x01 \x02 \x03 \x04 \x05 \x06 \x07 \x08 \x09 \x0a 

  \x0b \x0c \x0d \x0e \x0f \x10 \x11 \x12 \x13 \x14 \x15 \x16 \x17 \x18 \x19 

  \x1a \x1b \x1c \x1d \x1e \x1f \x20 ! " # $ % & ' ( ) * + , - . / 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 Q R S T U V W X Y 

  Z [ \ ] ^ _ ` c d e f g h i j k l m n o p q r s t u v w x y z { | } ~ \x7f 

  \xc2 \xc3 \xc4 \xc5 \xc6 \xc7 \xc8 \xc9 \xca \xcb \xcc \xcd \xce \xcf \xd0 

  \xd1 \xd2 \xd3 \xd4 \xd5 \xd6 \xd7 \xd8 \xd9 \xda \xdb \xdc \xdd \xde \xdf 

  \xe0 \xe1 \xe2 \xe3 \xe4 \xe5 \xe6 \xe7 \xe8 \xe9 \xea \xeb \xec \xed \xee 

  \xef \xf0 \xf1 \xf2 \xf3 \xf4 \xf5 \xf6 \xf7 \xf8 \xf9 \xfa \xfb \xfc \xfd 

  \xfe \xff 

    \x{f1}

 0: \x{f1}

    \x{bf}

 0: \x{bf}

    \x{100}

 0: \x{100}

    \x{1000}   

 0: \x{1000}

    *** Failers

 0: *

    \x{c0} 

No match

    \x{f0} 

No match

/Ä€{3,4}/8SDZ

------------------------------------------------------------------

        Bra

        \x{100}{3}

        \x{100}?

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 0

Partial matching not supported

Options: utf8

First char = 196

Need char = 128

Study returned NULL

  \x{100}\x{100}\x{100}\x{100\x{100}

 0: \x{100}\x{100}\x{100}

/(\x{100}+|x)/8SDZ

------------------------------------------------------------------

        Bra

        CBra 1

        \x{100}+

        Alt

        x

        Ket

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 1

Partial matching not supported

Options: utf8

No first char

No need char

Starting byte set: x \xc4 

/(\x{100}*a|x)/8SDZ

------------------------------------------------------------------

        Bra

        CBra 1

        \x{100}*+

        a

        Alt

        x

        Ket

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 1

Partial matching not supported

Options: utf8

No first char

No need char

Starting byte set: a x \xc4 

/(\x{100}{0,2}a|x)/8SDZ

------------------------------------------------------------------

        Bra

        CBra 1

        \x{100}{0,2}

        a

        Alt

        x

        Ket

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 1

Partial matching not supported

Options: utf8

No first char

No need char

Starting byte set: a x \xc4 

/(\x{100}{1,2}a|x)/8SDZ

------------------------------------------------------------------

        Bra

        CBra 1

        \x{100}

        \x{100}{0,1}

        a

        Alt

        x

        Ket

        Ket

        End

------------------------------------------------------------------

Capturing subpattern count = 1

Partial matching not supported

Options: utf8

No first char

No need char

Starting byte set: x \xc4 

/\x{100}*(\d+|"(?1)")/8

    1234

 0: 1234

 1: 1234

    "1234" 

 0: "1234"

 1: "1234"

    \x{100}1234

 0: \x{100}1234

 1: 1234

    "\x{100}1234"  

 0: \x{100}1234

 1: 1234

    \x{100}\x{100}12ab 

 0: \x{100}\x{100}12

 1: 12

    \x{100}\x{100}"12" 

 0: \x{100}\x{100}"12"

 1: "12"