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<?php var_dump(preg_match($re=iconv("utf-8", "cp1251", "/-[а-я]+=/i"), "-C="), $re);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/voQZN
function name:  (null)
number of ops:  15
compiled vars:  !0 = $re
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL                                               'preg_match'
          2        INIT_FCALL_BY_NAME                                       'iconv'
          3        SEND_VAL_EX                                              'utf-8'
          4        SEND_VAL_EX                                              'cp1251'
          5        SEND_VAL_EX                                              '%2F-%5B%D0%B0-%D1%8F%5D%2B%3D%2Fi'
          6        DO_FCALL                                      0  $1      
          7        ASSIGN                                           ~2      !0, $1
          8        SEND_VAL                                                 ~2
          9        SEND_VAL                                                 '-C%3D'
         10        DO_ICALL                                         $3      
         11        SEND_VAR                                                 $3
         12        SEND_VAR                                                 !0
         13        DO_ICALL                                                 
         14      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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