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<?php $emptyArray = []; $someString = 'asdfasdfasd'; $null = null; // ez var_dump($null['foo']); // no no var_dump($someString['foo']); // no no var_dump($emptyArray['foo']);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/4A3QS
function name:  (null)
number of ops:  16
compiled vars:  !0 = $emptyArray, !1 = $someString, !2 = $null
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        ASSIGN                                                   !1, 'asdfasdfasd'
    5     2        ASSIGN                                                   !2, null
    8     3        INIT_FCALL                                               'var_dump'
          4        FETCH_DIM_R                                      ~6      !2, 'foo'
          5        SEND_VAL                                                 ~6
          6        DO_ICALL                                                 
   10     7        INIT_FCALL                                               'var_dump'
          8        FETCH_DIM_R                                      ~8      !1, 'foo'
          9        SEND_VAL                                                 ~8
         10        DO_ICALL                                                 
   12    11        INIT_FCALL                                               'var_dump'
         12        FETCH_DIM_R                                      ~10     !0, 'foo'
         13        SEND_VAL                                                 ~10
         14        DO_ICALL                                                 
         15      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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