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<?php $a = (object)[1 => 1]; $a->{1} = 2; $a = (array)$a; //$a = []; //$a[] = 0; //$a[] = 1; $a[1] = 7; var_dump($a); //var_dump(array(1 => 2, "1" => 3));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/qHFiM
function name:  (null)
number of ops:  12
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   CAST                                          8  ~1      <array>
          1        ASSIGN                                                   !0, ~1
    3     2        ASSIGN_OBJ                                               !0, '1'
          3        OP_DATA                                                  2
    4     4        CAST                                          7  ~4      !0
          5        ASSIGN                                                   !0, ~4
    8     6        ASSIGN_DIM                                               !0, 1
          7        OP_DATA                                                  7
    9     8        INIT_FCALL                                               'var_dump'
          9        SEND_VAR                                                 !0
         10        DO_ICALL                                                 
   10    11      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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