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

Generated using Vulcan Logic Dumper, using php 8.0.0


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