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<?php class SomeHelperClass { // Version 1 public static function getProperty1(object $object, string $property) { return Closure::bind( function () use ($property) { return $this->$property; }, $object, $object )(); } // Version 2 public static function getProperty2(object $object, string $property) { return ( function () use ($property) { return $this->$property; } )->bindTo( $object, $object )->__invoke(); } } class Test { private $property = 'test1'; private $property2 = 'test2'; } $object = new Test; echo SomeHelperClass::getProperty1($object, 'property'); echo SomeHelperClass::getProperty2($object, 'property2');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/GVu23
function name:  (null)
number of ops:  14
compiled vars:  !0 = $object
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   37     0  E >   NEW                                                  $1      'Test'
          1        DO_FCALL                                          0          
          2        ASSIGN                                                       !0, $1
   38     3        INIT_STATIC_METHOD_CALL                                      'SomeHelperClass', 'getProperty1'
          4        SEND_VAR                                                     !0
          5        SEND_VAL                                                     'property'
          6        DO_FCALL                                          0  $4      
          7        ECHO                                                         $4
   39     8        INIT_STATIC_METHOD_CALL                                      'SomeHelperClass', 'getProperty2'
          9        SEND_VAR                                                     !0
         10        SEND_VAL                                                     'property2'
         11        DO_FCALL                                          0  $5      
         12        ECHO                                                         $5
         13      > RETURN                                                       1

Class SomeHelperClass:
Function getproperty1:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/GVu23
function name:  getProperty1
number of ops:  13
compiled vars:  !0 = $object, !1 = $property
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    6     0  E >   RECV                                                 !0      
          1        RECV                                                 !1      
    8     2        INIT_STATIC_METHOD_CALL                                      'Closure', 'bind'
    9     3        DECLARE_LAMBDA_FUNCTION                              ~2      [0]
          4        BIND_LEXICAL                                                 ~2, !1
   11     5        SEND_VAL                                                     ~2
   12     6        SEND_VAR                                                     !0
   13     7        SEND_VAR                                                     !0
    8     8        DO_FCALL                                          0  $3      
   13     9        INIT_DYNAMIC_CALL                                            $3
   14    10        DO_FCALL                                          0  $4      
   13    11      > RETURN                                                       $4
   15    12*     > RETURN                                                       null


Dynamic Functions:
Dynamic Function 0
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/GVu23
function name:  {closure:SomeHelperClass::getProperty1():9}
number of ops:  5
compiled vars:  !0 = $property
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    9     0  E >   BIND_STATIC                                                  !0
   10     1        FETCH_THIS                                           $1      
          2        FETCH_OBJ_R                                          ~2      $1, !0
          3      > RETURN                                                       ~2
   11     4*     > RETURN                                                       null

End of Dynamic Function 0

End of function getproperty1

Function getproperty2:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/GVu23
function name:  getProperty2
number of ops:  12
compiled vars:  !0 = $object, !1 = $property
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   18     0  E >   RECV                                                 !0      
          1        RECV                                                 !1      
   21     2        DECLARE_LAMBDA_FUNCTION                              ~2      [0]
          3        BIND_LEXICAL                                                 ~2, !1
   24     4        INIT_METHOD_CALL                                             ~2, 'bindTo'
   25     5        SEND_VAR_EX                                                  !0
          6        SEND_VAR_EX                                                  !0
   24     7        DO_FCALL                                          0  $3      
   27     8        INIT_METHOD_CALL                                             $3, '__invoke'
          9        DO_FCALL                                          0  $4      
         10      > RETURN                                                       $4
   28    11*     > RETURN                                                       null


Dynamic Functions:
Dynamic Function 0
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/GVu23
function name:  {closure:SomeHelperClass::getProperty2():21}
number of ops:  5
compiled vars:  !0 = $property
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   21     0  E >   BIND_STATIC                                                  !0
   22     1        FETCH_THIS                                           $1      
          2        FETCH_OBJ_R                                          ~2      $1, !0
          3      > RETURN                                                       ~2
   23     4*     > RETURN                                                       null

End of Dynamic Function 0

End of function getproperty2

End of class SomeHelperClass.

Class Test: [no user functions]

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