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<?php class Foo { public function data() { return ['foo' => 'bar']; } } $a = (new Foo())->data()['foo']; var_dump($a);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/kksIN
function name:  (null)
number of ops:  10
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    9     0  E >   NEW                                              $1      'Foo'
          1        DO_FCALL                                      0          
          2        INIT_METHOD_CALL                                         $1, 'data'
          3        DO_FCALL                                      0  $3      
          4        FETCH_DIM_R                                      ~4      $3, 'foo'
          5        ASSIGN                                                   !0, ~4
   10     6        INIT_FCALL                                               'var_dump'
          7        SEND_VAR                                                 !0
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Class Foo:
Function data:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/kksIN
function name:  data
number of ops:  2
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E > > RETURN                                                   <array>
    6     1*     > RETURN                                                   null

End of function data

End of class Foo.

Generated using Vulcan Logic Dumper, using php 8.0.0


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