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<?php class MyClass { protected Closure $modifier; public function __construct(callable $modifier) { $this->modifier = Closure::fromCallable($modifier); } public function runClosure() { var_dump(($this->modifier)()); } } class SomeOtherClass { public static function func() { return ['a' => 'b']; } } $test = new MyClass(SomeOtherClass::func(...)); $test->runClosure();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/nMmvq
function name:  (null)
number of ops:  9
compiled vars:  !0 = $test
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   25     0  E >   NEW                                              $1      'MyClass'
          1        INIT_STATIC_METHOD_CALL                                  'SomeOtherClass', 'func'
          2        ZEND_CALLABLE_CONVERT                            ~2      
          3        SEND_VAL_EX                                              ~2
          4        DO_FCALL                                      0          
          5        ASSIGN                                                   !0, $1
   26     6        INIT_METHOD_CALL                                         !0, 'runClosure'
          7        DO_FCALL                                      0          
          8      > RETURN                                                   1

Class MyClass:
Function __construct:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/nMmvq
function name:  __construct
number of ops:  7
compiled vars:  !0 = $modifier
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   RECV                                             !0      
    8     1        INIT_STATIC_METHOD_CALL                                  'Closure', 'fromCallable'
          2        SEND_VAR                                                 !0
          3        DO_FCALL                                      0  $2      
          4        ASSIGN_OBJ                                               'modifier'
          5        OP_DATA                                                  $2
    9     6      > RETURN                                                   null

End of function __construct

Function runclosure:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/nMmvq
function name:  runClosure
number of ops:  7
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   13     0  E >   INIT_FCALL                                               'var_dump'
          1        FETCH_OBJ_R                                      ~0      'modifier'
          2        INIT_DYNAMIC_CALL                                        ~0
          3        DO_FCALL                                      0  $1      
          4        SEND_VAR                                                 $1
          5        DO_ICALL                                                 
   14     6      > RETURN                                                   null

End of function runclosure

End of class MyClass.

Class SomeOtherClass:
Function func:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/nMmvq
function name:  func
number of ops:  2
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   21     0  E > > RETURN                                                   <array>
   22     1*     > RETURN                                                   null

End of function func

End of class SomeOtherClass.

Generated using Vulcan Logic Dumper, using php 8.0.0


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