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<?php class Test { private $secret = 'Nyy lbhe Onfr ner orybat gb hf.'; // private $callback; public $callback; final public function run() { call_user_func($this->callback); return $this->secret . PHP_EOL; } public function __set($k, $v) { $key = $v[($v[$v])]; // $v is some kind of weird array $value = $v(); // and a callback! $this->{$key} = $value; } //$test->callback = Closure::bind($clfn, null, 'Test'); } $test = new Test; // $clfn = function(){ print_r($this); }; $test->callback = Closure::bind($clfn, new Test, 'Test'); // end editing here echo $test->run();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/46beM
function name:  (null)
number of ops:  18
compiled vars:  !0 = $test, !1 = $clfn
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   30     0  E >   NEW                                              $2      'Test'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $2
   33     3        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2F46beM%3A33%240'
          4        ASSIGN                                                   !1, ~5
   38     5        INIT_STATIC_METHOD_CALL                                  'Closure', 'bind'
          6        SEND_VAR                                                 !1
          7        NEW                                              $8      'Test'
          8        DO_FCALL                                      0          
          9        SEND_VAR                                                 $8
         10        SEND_VAL                                                 'Test'
         11        DO_FCALL                                      0  $10     
         12        ASSIGN_OBJ                                               !0, 'callback'
         13        OP_DATA                                                  $10
   42    14        INIT_METHOD_CALL                                         !0, 'run'
         15        DO_FCALL                                      0  $11     
         16        ECHO                                                     $11
         17      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2F46beM%3A33%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/46beM
function name:  {closure}
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   34     0  E >   INIT_FCALL                                               'print_r'
          1        FETCH_THIS                                       ~0      
          2        SEND_VAL                                                 ~0
          3        DO_ICALL                                                 
   36     4      > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2F46beM%3A33%240

Class Test:
Function run:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/46beM
function name:  run
number of ops:  7
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   12     0  E >   FETCH_OBJ_R                                      ~0      'callback'
          1        INIT_USER_CALL                                0          'call_user_func', ~0
          2        DO_FCALL                                      0          
   13     3        FETCH_OBJ_R                                      ~2      'secret'
          4        CONCAT                                           ~3      ~2, '%0A'
          5      > RETURN                                                   ~3
   14     6*     > RETURN                                                   null

End of function run

Function __set:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/46beM
function name:  __set
number of ops:  11
compiled vars:  !0 = $k, !1 = $v, !2 = $key, !3 = $value
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   17     0  E >   RECV                                             !0      
          1        RECV                                             !1      
   19     2        FETCH_DIM_R                                      ~4      !1, !1
          3        FETCH_DIM_R                                      ~5      !1, ~4
          4        ASSIGN                                                   !2, ~5
   20     5        INIT_DYNAMIC_CALL                                        !1
          6        DO_FCALL                                      0  $7      
          7        ASSIGN                                                   !3, $7
   21     8        ASSIGN_OBJ                                               !2
          9        OP_DATA                                                  !3
   22    10      > RETURN                                                   null

End of function __set

End of class Test.

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