/\pL\P{Nd}/8

    AB

    *** Failers

    A0

    00   

/\X./8

    AB

    A\x{300}BC 

    A\x{300}\x{301}\x{302}BC 

    *** Failers

    \x{300}  

/\X\X/8

    ABC

    A\x{300}B\x{300}\x{301}C 

    A\x{300}\x{301}\x{302}BC 

    *** Failers

    \x{300}  

/^\pL+/8

    abcd

    a 

    *** Failers 

/^\PL+/8

    1234

    = 

    *** Failers 

    abcd 

/^\X+/8

    abcdA\x{300}\x{301}\x{302}

    A\x{300}\x{301}\x{302}

    A\x{300}\x{301}\x{302}A\x{300}\x{301}\x{302}

    a 

    *** Failers 

    \x{300}\x{301}\x{302}

/\X?abc/8

    abc

    A\x{300}abc

    A\x{300}\x{301}\x{302}A\x{300}A\x{300}A\x{300}abcxyz

    \x{300}abc  

    *** Failers

/^\X?abc/8

    abc

    A\x{300}abc

    *** Failers

    A\x{300}\x{301}\x{302}A\x{300}A\x{300}A\x{300}abcxyz

    \x{300}abc  

/\X*abc/8

    abc

    A\x{300}abc

    A\x{300}\x{301}\x{302}A\x{300}A\x{300}A\x{300}abcxyz

    \x{300}abc  

    *** Failers

/^\X*abc/8

    abc

    A\x{300}abc

    A\x{300}\x{301}\x{302}A\x{300}A\x{300}A\x{300}abcxyz

    *** Failers

    \x{300}abc  

/^\pL?=./8

    A=b

    =c 

    *** Failers

    1=2 

    AAAA=b  

/^\pL*=./8

    AAAA=b

    =c 

    *** Failers

    1=2  

/^\X{2,3}X/8

    A\x{300}\x{301}\x{302}A\x{300}\x{301}\x{302}X

    A\x{300}\x{301}\x{302}A\x{300}\x{301}\x{302}A\x{300}\x{301}\x{302}X 

    *** Failers

    X

    A\x{300}\x{301}\x{302}X

    A\x{300}\x{301}\x{302}A\x{300}\x{301}\x{302}A\x{300}\x{301}\x{302}A\x{300}\x{301}\x{302}X

/^\pC\pL\pM\pN\pP\pS\pZ</8

    \x7f\x{c0}\x{30f}\x{660}\x{66c}\x{f01}\x{1680}<

    \np\x{300}9!\$ < 

    ** Failers 

    ap\x{300}9!\$ < 

/^\PC/8

    X

    ** Failers 

    \x7f

/^\PL/8

    9

    ** Failers 

    \x{c0}

/^\PM/8

    X

    ** Failers 

    \x{30f}

/^\PN/8

    X

    ** Failers 

    \x{660}

/^\PP/8

    X

    ** Failers 

    \x{66c}

/^\PS/8

    X

    ** Failers 

    \x{f01}

/^\PZ/8

    X

    ** Failers 

    \x{1680}

/^\p{Cc}/8

    \x{017}

    \x{09f} 

    ** Failers

    \x{0600} 

/^\p{Cf}/8

    \x{601}

    ** Failers

    \x{09f} 

/^\p{Cn}/8

    ** Failers

    \x{09f} 

/^\p{Co}/8

    \x{f8ff}

    ** Failers

    \x{09f} 

/^\p{Cs}/8

    \?\x{dfff}

    ** Failers

    \x{09f} 

/^\p{Ll}/8

    a

    ** Failers 

    Z

    \x{e000}  

/^\p{Lm}/8

    \x{2b0}

    ** Failers

    a 

/^\p{Lo}/8

    \x{1bb}

    ** Failers

    a 

    \x{2b0}

/^\p{Lt}/8

    \x{1c5}

    ** Failers

    a 

    \x{2b0}

/^\p{Lu}/8

    A

    ** Failers

    \x{2b0}

/^\p{Mc}/8

    \x{903}

    ** Failers

    X

    \x{300}

/^\p{Me}/8

    \x{488}

    ** Failers

    X

    \x{903}

    \x{300}

/^\p{Mn}/8

    \x{300}

    ** Failers

    X

    \x{903}

/^\p{Nd}+/8

    0123456789\x{660}\x{661}\x{662}\x{663}\x{664}\x{665}\x{666}\x{667}\x{668}\x{669}\x{66a}

    \x{6f0}\x{6f1}\x{6f2}\x{6f3}\x{6f4}\x{6f5}\x{6f6}\x{6f7}\x{6f8}\x{6f9}\x{6fa}

    \x{966}\x{967}\x{968}\x{969}\x{96a}\x{96b}\x{96c}\x{96d}\x{96e}\x{96f}\x{970}

    ** Failers

    X

/^\p{Nl}/8

    \x{16ee}

    ** Failers

    X

    \x{966}

/^\p{No}/8

    \x{b2}

    \x{b3}

    ** Failers

    X

    \x{16ee}

/^\p{Pc}/8

    \x5f

    \x{203f}

    ** Failers

    X

    -

    \x{58a}

/^\p{Pd}/8

    -

    \x{58a}

    ** Failers

    X

    \x{203f}

/^\p{Pe}/8

    )

    ]

    }

    \x{f3b}

    ** Failers

    X

    \x{203f}

    (

    [

    {

    \x{f3c}

/^\p{Pf}/8

    \x{bb}

    \x{2019}

    ** Failers

    X

    \x{203f}

/^\p{Pi}/8

    \x{ab}

    \x{2018}

    ** Failers

    X

    \x{203f}

/^\p{Po}/8

    !

    \x{37e}

    ** Failers

    X

    \x{203f}

/^\p{Ps}/8

    (

    [

    {

    \x{f3c}

    ** Failers

    X

    )

    ]

    }

    \x{f3b}

/^\p{Sc}+/8

    $\x{a2}\x{a3}\x{a4}\x{a5}\x{a6}

    \x{9f2}

    ** Failers

    X

    \x{2c2}

/^\p{Sk}/8

    \x{2c2}

    ** Failers

    X

    \x{9f2}

/^\p{Sm}+/8

    +<|~\x{ac}\x{2044}

    ** Failers

    X

    \x{9f2}

/^\p{So}/8

    \x{a6}

    \x{482} 

    ** Failers

    X

    \x{9f2}

/^\p{Zl}/8

    \x{2028}

    ** Failers

    X

    \x{2029}

/^\p{Zp}/8

    \x{2029}

    ** Failers

    X

    \x{2028}

/^\p{Zs}/8

    \ \

    \x{a0}

    \x{1680}

    \x{180e}

    \x{2000}

    \x{2001}     

    ** Failers

    \x{2028}

    \x{200d} 

/\p{Nd}+(..)/8

      \x{660}\x{661}\x{662}ABC

/\p{Nd}+?(..)/8

      \x{660}\x{661}\x{662}ABC

/\p{Nd}{2,}(..)/8

      \x{660}\x{661}\x{662}ABC

/\p{Nd}{2,}?(..)/8

      \x{660}\x{661}\x{662}ABC

/\p{Nd}*(..)/8

      \x{660}\x{661}\x{662}ABC

/\p{Nd}*?(..)/8

      \x{660}\x{661}\x{662}ABC

/\p{Nd}{2}(..)/8

      \x{660}\x{661}\x{662}ABC

/\p{Nd}{2,3}(..)/8

      \x{660}\x{661}\x{662}ABC

/\p{Nd}{2,3}?(..)/8

      \x{660}\x{661}\x{662}ABC

/\p{Nd}?(..)/8

      \x{660}\x{661}\x{662}ABC

/\p{Nd}??(..)/8

      \x{660}\x{661}\x{662}ABC

/\p{Nd}*+(..)/8

      \x{660}\x{661}\x{662}ABC

/\p{Nd}*+(...)/8

      \x{660}\x{661}\x{662}ABC

/\p{Nd}*+(....)/8

      ** Failers

      \x{660}\x{661}\x{662}ABC

/\p{Lu}/8i

    A

    a\x{10a0}B 

    ** Failers 

    a

    \x{1d00}  

/\p{^Lu}/8i

    1234

    ** Failers

    ABC 

/\P{Lu}/8i

    1234

    ** Failers

    ABC 

/(?<=A\p{Nd})XYZ/8

    A2XYZ

    123A5XYZPQR

    ABA\x{660}XYZpqr

    ** Failers

    AXYZ

    XYZ     

/(?<!\pL)XYZ/8

    1XYZ

    AB=XYZ.. 

    XYZ 

    ** Failers

    WXYZ 

/[\p{Nd}]/8

    1234

/[\p{Nd}+-]+/8

    1234

    12-34

    12+\x{661}-34  

    ** Failers

    abcd  

/[\P{Nd}]+/8

    abcd

    ** Failers

    1234

/\D+/8

    11111111111111111111111111111111111111111111111111111111111111111111111

    aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

/\P{Nd}+/8

    11111111111111111111111111111111111111111111111111111111111111111111111

    aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

/[\D]+/8

    11111111111111111111111111111111111111111111111111111111111111111111111

    aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

/[\P{Nd}]+/8

    11111111111111111111111111111111111111111111111111111111111111111111111

    aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

/[\D\P{Nd}]+/8

    11111111111111111111111111111111111111111111111111111111111111111111111

    aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

/\pL/8

    a

    A 

/\pL/8i

    a

    A 

/\p{Lu}/8 

    A

    aZ

    ** Failers

    abc   

/\p{Lu}/8i

    A

    aZ

    ** Failers

    abc   

/\p{Ll}/8 

    a

    Az

    ** Failers

    ABC   

/\p{Ll}/8i 

    a

    Az

    ** Failers

    ABC   

/^\x{c0}$/8i

    \x{c0}

    \x{e0} 

/^\x{e0}$/8i

    \x{c0}

    \x{e0} 

/A\x{391}\x{10427}\x{ff3a}\x{1fb0}/8

    A\x{391}\x{10427}\x{ff3a}\x{1fb0}

    ** Failers

    a\x{391}\x{10427}\x{ff3a}\x{1fb0}   

    A\x{3b1}\x{10427}\x{ff3a}\x{1fb0}

    A\x{391}\x{1044F}\x{ff3a}\x{1fb0}

    A\x{391}\x{10427}\x{ff5a}\x{1fb0}

    A\x{391}\x{10427}\x{ff3a}\x{1fb8}

/A\x{391}\x{10427}\x{ff3a}\x{1fb0}/8i

    A\x{391}\x{10427}\x{ff3a}\x{1fb0}

    a\x{391}\x{10427}\x{ff3a}\x{1fb0}   

    A\x{3b1}\x{10427}\x{ff3a}\x{1fb0}

    A\x{391}\x{1044F}\x{ff3a}\x{1fb0}

    A\x{391}\x{10427}\x{ff5a}\x{1fb0}

    A\x{391}\x{10427}\x{ff3a}\x{1fb8}

/\x{391}+/8i

    \x{391}\x{3b1}\x{3b1}\x{3b1}\x{391}

/\x{391}{3,5}(.)/8i

    \x{391}\x{3b1}\x{3b1}\x{3b1}\x{391}X

/\x{391}{3,5}?(.)/8i

    \x{391}\x{3b1}\x{3b1}\x{3b1}\x{391}X

/[\x{391}\x{ff3a}]/8i

    \x{391}

    \x{ff3a}

    \x{3b1}

    \x{ff5a}   

/[\x{c0}\x{391}]/8i

    \x{c0}

    \x{e0} 

/[\x{105}-\x{109}]/8i

    \x{104}

    \x{105}

    \x{109}  

    ** Failers

    \x{100}

    \x{10a} 

/[z-\x{100}]/8i 

    Z

    z

    \x{39c}