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<?php var_dump(preg_match('~[\pL\p{Cyrillic}]~u', 'test')); var_dump(preg_match('~[\pL\p{Cyrillic}]~u', 'testЛ')); var_dump(preg_match('~[\pL]~u', 'testЛ')); var_dump(preg_match('~[\p{Cyrillic}]~u', 'testЛ')); var_dump(preg_match('~[\pL]~u', 'test')); var_dump(preg_match('~[\p{Cyrillic}]~u', 'Л')); var_dump(preg_match('~\pL~u', 'Л')); var_dump(preg_match('~\p{Cyrillic}~u', 'testЛ')); var_dump(preg_match('~\pL\p{Cyrillic}~u', 'testЛ'));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/4D17e
function name:  (null)
number of ops:  37
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                                   'var_dump'
          1        FRAMELESS_ICALL_2                preg_match          ~0      '%7E%5B%5CpL%5Cp%7BCyrillic%7D%5D%7Eu', 'test'
          2        SEND_VAL                                                     ~0
          3        DO_ICALL                                                     
    4     4        INIT_FCALL                                                   'var_dump'
          5        FRAMELESS_ICALL_2                preg_match          ~2      '%7E%5B%5CpL%5Cp%7BCyrillic%7D%5D%7Eu', 'test%D0%9B'
          6        SEND_VAL                                                     ~2
          7        DO_ICALL                                                     
    5     8        INIT_FCALL                                                   'var_dump'
          9        FRAMELESS_ICALL_2                preg_match          ~4      '%7E%5B%5CpL%5D%7Eu', 'test%D0%9B'
         10        SEND_VAL                                                     ~4
         11        DO_ICALL                                                     
    6    12        INIT_FCALL                                                   'var_dump'
         13        FRAMELESS_ICALL_2                preg_match          ~6      '%7E%5B%5Cp%7BCyrillic%7D%5D%7Eu', 'test%D0%9B'
         14        SEND_VAL                                                     ~6
         15        DO_ICALL                                                     
    7    16        INIT_FCALL                                                   'var_dump'
         17        FRAMELESS_ICALL_2                preg_match          ~8      '%7E%5B%5CpL%5D%7Eu', 'test'
         18        SEND_VAL                                                     ~8
         19        DO_ICALL                                                     
    8    20        INIT_FCALL                                                   'var_dump'
         21        FRAMELESS_ICALL_2                preg_match          ~10     '%7E%5B%5Cp%7BCyrillic%7D%5D%7Eu', '%D0%9B'
         22        SEND_VAL                                                     ~10
         23        DO_ICALL                                                     
    9    24        INIT_FCALL                                                   'var_dump'
         25        FRAMELESS_ICALL_2                preg_match          ~12     '%7E%5CpL%7Eu', '%D0%9B'
         26        SEND_VAL                                                     ~12
         27        DO_ICALL                                                     
   10    28        INIT_FCALL                                                   'var_dump'
         29        FRAMELESS_ICALL_2                preg_match          ~14     '%7E%5Cp%7BCyrillic%7D%7Eu', 'test%D0%9B'
         30        SEND_VAL                                                     ~14
         31        DO_ICALL                                                     
   11    32        INIT_FCALL                                                   'var_dump'
         33        FRAMELESS_ICALL_2                preg_match          ~16     '%7E%5CpL%5Cp%7BCyrillic%7D%7Eu', 'test%D0%9B'
         34        SEND_VAL                                                     ~16
         35        DO_ICALL                                                     
         36      > RETURN                                                       1

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