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<?php $arr = []; var_dump( @$arr['foo'], $arr['foo'] );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/qK3EU
function name:  (null)
number of ops:  10
compiled vars:  !0 = $arr
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        INIT_FCALL                                               'var_dump'
    5     2        BEGIN_SILENCE                                    ~2      
          3        FETCH_DIM_R                                      ~3      !0, 'foo'
          4        END_SILENCE                                              ~2
          5        SEND_VAL                                                 ~3
    6     6        FETCH_DIM_R                                      ~4      !0, 'foo'
          7        SEND_VAL                                                 ~4
          8        DO_ICALL                                                 
    7     9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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