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

Generated using Vulcan Logic Dumper, using php 8.0.0


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