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<?php preg_match_all("~[A-Za-zА-Яа-яёЁЇїІіЄєҐґ\d]{1,}~", "Кирилл", $m0); print_r($m0); preg_match_all("~[A-Za-zА-Яа-яёЁЇїІіЄєҐґ\d]{1,}~u", "Кирилл", $m1); print_r($m1);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/8KpOT
function name:  (null)
number of ops:  17
compiled vars:  !0 = $m0, !1 = $m1
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'preg_match_all'
          1        SEND_VAL                                                 '%7E%5BA-Za-z%D0%90-%D0%AF%D0%B0-%D1%8F%D1%91%D0%81%D0%87%D1%97%D0%86%D1%96%D0%84%D1%94%D2%90%D2%91%5Cd%5D%7B1%2C%7D%7E'
          2        SEND_VAL                                                 '%D0%9A%D0%B8%D1%80%D0%B8%D0%BB%D0%BB'
          3        SEND_REF                                                 !0
          4        DO_ICALL                                                 
    4     5        INIT_FCALL                                               'print_r'
          6        SEND_VAR                                                 !0
          7        DO_ICALL                                                 
    6     8        INIT_FCALL                                               'preg_match_all'
          9        SEND_VAL                                                 '%7E%5BA-Za-z%D0%90-%D0%AF%D0%B0-%D1%8F%D1%91%D0%81%D0%87%D1%97%D0%86%D1%96%D0%84%D1%94%D2%90%D2%91%5Cd%5D%7B1%2C%7D%7Eu'
         10        SEND_VAL                                                 '%D0%9A%D0%B8%D1%80%D0%B8%D0%BB%D0%BB'
         11        SEND_REF                                                 !1
         12        DO_ICALL                                                 
    7    13        INIT_FCALL                                               'print_r'
         14        SEND_VAR                                                 !1
         15        DO_ICALL                                                 
         16      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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