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<?php class Kitchen { private $yummy = 'cake'; } $kitchen = new Kitchen(); $sweetsThief = Closure::bind(function & (Kitchen $kitchen) { return $kitchen->yummy; }, null, $kitchen); $cake = & $sweetsThief($kitchen); $cake = 'lie'; var_dump('the cake is a ' . $sweetsThief($kitchen));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/haKv3
function name:  (null)
number of ops:  23
compiled vars:  !0 = $kitchen, !1 = $sweetsThief, !2 = $cake
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   NEW                                              $3      'Kitchen'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $3
   11     3        INIT_STATIC_METHOD_CALL                                  'Closure', 'bind'
          4        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FhaKv3%3A11%240'
   13     5        SEND_VAL                                                 ~6
          6        SEND_VAL                                                 null
          7        SEND_VAR                                                 !0
          8        DO_FCALL                                      0  $7      
   11     9        ASSIGN                                                   !1, $7
   16    10        INIT_DYNAMIC_CALL                                        !1
         11        SEND_VAR_EX                                              !0
         12        DO_FCALL                                      0  $9      
         13        ASSIGN_REF                                               !2, $9
   17    14        ASSIGN                                                   !2, 'lie'
   19    15        INIT_FCALL                                               'var_dump'
         16        INIT_DYNAMIC_CALL                                        !1
         17        SEND_VAR_EX                                              !0
         18        DO_FCALL                                      0  $12     
         19        CONCAT                                           ~13     'the+cake+is+a+', $12
         20        SEND_VAL                                                 ~13
         21        DO_ICALL                                                 
         22      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FhaKv3%3A11%240:
Finding entry points
Branch analysis from position: 0
Return found
filename:       /in/haKv3
function name:  {closure}
number of ops:  4
compiled vars:  !0 = $kitchen
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   11     0  E >   RECV                                             !0      
   12     1        FETCH_OBJ_W                                      $1      !0, 'yummy'
          2      > RETURN_BY_REF                                            $1
   13     3*     > RETURN_BY_REF                                            null

End of function %00%7Bclosure%7D%2Fin%2FhaKv3%3A11%240

Class Kitchen: [no user functions]

Generated using Vulcan Logic Dumper, using php 8.0.0


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