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<?php class foo { public $a; public function __construct() { $this->$a = 'hola'; } public function b() { print_r($this->$a); } } $f = new foo(); $f->b();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/q1Emo
function name:  (null)
number of ops:  6
compiled vars:  !0 = $f
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   18     0  E >   NEW                                              $1      'foo'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
   19     3        INIT_METHOD_CALL                                         !0, 'b'
          4        DO_FCALL                                      0          
          5      > RETURN                                                   1

Class foo:
Function __construct:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/q1Emo
function name:  __construct
number of ops:  3
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    9     0  E >   ASSIGN_OBJ                                               !0
          1        OP_DATA                                                  'hola'
   10     2      > RETURN                                                   null

End of function __construct

Function b:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/q1Emo
function name:  b
number of ops:  5
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   14     0  E >   INIT_FCALL                                               'print_r'
          1        FETCH_OBJ_R                                      ~1      !0
          2        SEND_VAL                                                 ~1
          3        DO_ICALL                                                 
   15     4      > RETURN                                                   null

End of function b

End of class foo.

Generated using Vulcan Logic Dumper, using php 8.0.0


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