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<?php var_dump(mb_detect_encoding('прив')); var_dump(levenshtein(iconv('UTF-8', 'cp1251', 'we'), iconv('UTF-8', 'cp1251', 'hell')));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Jt1rH
function name:  (null)
number of ops:  24
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL                                               'mb_detect_encoding'
          2        SEND_VAL                                                 '%D0%BF%D1%80%D0%B8%D0%B2'
          3        DO_ICALL                                         $0      
          4        SEND_VAR                                                 $0
          5        DO_ICALL                                                 
    5     6        INIT_FCALL                                               'var_dump'
          7        INIT_FCALL                                               'levenshtein'
          8        INIT_FCALL_BY_NAME                                       'iconv'
          9        SEND_VAL_EX                                              'UTF-8'
         10        SEND_VAL_EX                                              'cp1251'
         11        SEND_VAL_EX                                              'we'
         12        DO_FCALL                                      0  $2      
         13        SEND_VAR                                                 $2
         14        INIT_FCALL_BY_NAME                                       'iconv'
         15        SEND_VAL_EX                                              'UTF-8'
         16        SEND_VAL_EX                                              'cp1251'
         17        SEND_VAL_EX                                              'hell'
         18        DO_FCALL                                      0  $3      
         19        SEND_VAR                                                 $3
         20        DO_ICALL                                         $4      
         21        SEND_VAR                                                 $4
         22        DO_ICALL                                                 
         23      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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