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<?php class Increment { function __invoke($x) { ++$x->num; } } $c = new Increment(); $a = new \stdClass(); $a->num = 5; call_user_func_array($c, [$a]); var_dump($a);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/pNUS2
function name:  (null)
number of ops:  17
compiled vars:  !0 = $c, !1 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   11     0  E >   NEW                                              $2      'Increment'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $2
   12     3        NEW                                              $5      'stdClass'
          4        DO_FCALL                                      0          
          5        ASSIGN                                                   !1, $5
   13     6        ASSIGN_OBJ                                               !1, 'num'
          7        OP_DATA                                                  5
   15     8        INIT_USER_CALL                                0          'call_user_func_array', !0
          9        INIT_ARRAY                                       ~9      !1
         10        SEND_ARRAY                                               ~9
         11        CHECK_UNDEF_ARGS                                         
         12        DO_FCALL                                      0          
   17    13        INIT_FCALL                                               'var_dump'
         14        SEND_VAR                                                 !1
         15        DO_ICALL                                                 
         16      > RETURN                                                   1

Class Increment:
Function __invoke:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/pNUS2
function name:  __invoke
number of ops:  3
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   RECV                                             !0      
    7     1        PRE_INC_OBJ                                              !0, 'num'
    8     2      > RETURN                                                   null

End of function __invoke

End of class Increment.

Generated using Vulcan Logic Dumper, using php 8.0.0


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