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<?php $foo = [3 => 5]; $bar = (object) $foo; echo $bar->{3} . PHP_EOL;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/WSWkb
function name:  (null)
number of ops:  7
compiled vars:  !0 = $foo, !1 = $bar
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    5     1        CAST                                          8  ~3      !0
          2        ASSIGN                                                   !1, ~3
    7     3        FETCH_OBJ_R                                      ~5      !1, '3'
          4        CONCAT                                           ~6      ~5, '%0A'
          5        ECHO                                                     ~6
    8     6      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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