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<?php $str = 'bar'; $str[2] = ''; var_dump($str); $str = 'bar'; $str[2] = 'あ'; var_dump($str);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/O0nEM
function name:  (null)
number of ops:  13
compiled vars:  !0 = $str
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'bar'
    4     1        ASSIGN_DIM                                               !0, 2
          2        OP_DATA                                                  ''
    5     3        INIT_FCALL                                               'var_dump'
          4        SEND_VAR                                                 !0
          5        DO_ICALL                                                 
    7     6        ASSIGN                                                   !0, 'bar'
    8     7        ASSIGN_DIM                                               !0, 2
          8        OP_DATA                                                  '%E3%81%82'
    9     9        INIT_FCALL                                               'var_dump'
         10        SEND_VAR                                                 !0
         11        DO_ICALL                                                 
         12      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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