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<?php echo(strlen(iconv("cp1251","UTF-8",'Проверка связи')));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/47WUS
function name:  (null)
number of ops:  8
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL_BY_NAME                                       'iconv'
          1        SEND_VAL_EX                                              'cp1251'
          2        SEND_VAL_EX                                              'UTF-8'
          3        SEND_VAL_EX                                              '%D0%9F%D1%80%D0%BE%D0%B2%D0%B5%D1%80%D0%BA%D0%B0+%D1%81%D0%B2%D1%8F%D0%B7%D0%B8'
          4        DO_FCALL                                      0  $0      
          5        STRLEN                                           ~1      $0
          6        ECHO                                                     ~1
          7      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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