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<?php $str = 0; var_dump( isset($str['check']['f']) );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/olQNg
function name:  (null)
number of ops:  7
compiled vars:  !0 = $str
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 0
    4     1        INIT_FCALL                                               'var_dump'
          2        FETCH_DIM_IS                                     ~2      !0, 'check'
          3        ISSET_ISEMPTY_DIM_OBJ                         0  ~3      ~2, 'f'
          4        SEND_VAL                                                 ~3
          5        DO_ICALL                                                 
          6      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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