3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Car { private $color; private $size; public function __construct($color, $size) { $this->color = $color; $this->size = $size; } public function describe() { return "A $this->size $this->color car."; } } $callable = [new \ReflectionClass('Car'), 'newInstance']; $cars = []; $cars[] = call_user_func($callable, 'red', 'big')->describe(); $cars[] = call_user_func_array($callable, ['blue', 'small'])->describe(); var_export($cars);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/7fvQL
function name:  (null)
number of ops:  27
compiled vars:  !0 = $callable, !1 = $cars
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   15     0  E >   NEW                                              $2      'ReflectionClass'
          1        SEND_VAL_EX                                              'Car'
          2        DO_FCALL                                      0          
          3        INIT_ARRAY                                       ~4      $2
          4        ADD_ARRAY_ELEMENT                                ~4      'newInstance'
          5        ASSIGN                                                   !0, ~4
   17     6        ASSIGN                                                   !1, <array>
   18     7        INIT_USER_CALL                                2          'call_user_func', !0
          8        SEND_USER                                                'red'
          9        SEND_USER                                                'big'
         10        DO_FCALL                                      0  $8      
         11        INIT_METHOD_CALL                                         $8, 'describe'
         12        DO_FCALL                                      0  $9      
         13        ASSIGN_DIM                                               !1
         14        OP_DATA                                                  $9
   19    15        INIT_USER_CALL                                0          'call_user_func_array', !0
         16        SEND_ARRAY                                               <array>
         17        CHECK_UNDEF_ARGS                                         
         18        DO_FCALL                                      1  $11     
         19        INIT_METHOD_CALL                                         $11, 'describe'
         20        DO_FCALL                                      0  $12     
         21        ASSIGN_DIM                                               !1
         22        OP_DATA                                                  $12
   22    23        INIT_FCALL                                               'var_export'
         24        SEND_VAR                                                 !1
         25        DO_ICALL                                                 
         26      > RETURN                                                   1

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

End of function __construct

Function describe:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/7fvQL
function name:  describe
number of ops:  9
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   11     0  E >   ROPE_INIT                                     5  ~3      'A+'
          1        FETCH_OBJ_R                                      ~0      'size'
          2        ROPE_ADD                                      1  ~3      ~3, ~0
          3        ROPE_ADD                                      2  ~3      ~3, '+'
          4        FETCH_OBJ_R                                      ~1      'color'
          5        ROPE_ADD                                      3  ~3      ~3, ~1
          6        ROPE_END                                      4  ~2      ~3, '+car.'
          7      > RETURN                                                   ~2
   12     8*     > RETURN                                                   null

End of function describe

End of class Car.

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
146.92 ms | 1010 KiB | 14 Q