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<?php class A { public function foo($a, $b, $c) { var_dump(func_get_args()); } } class B extends A { public function foo($a, $b, $c, $d = null) { var_dump(func_get_args()); } } $b = new B; $b->foo(1,2,3);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/CC9B7
function name:  (null)
number of ops:  9
compiled vars:  !0 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   15     0  E >   NEW                                              $1      'B'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
   16     3        INIT_METHOD_CALL                                         !0, 'foo'
          4        SEND_VAL_EX                                              1
          5        SEND_VAL_EX                                              2
          6        SEND_VAL_EX                                              3
          7        DO_FCALL                                      0          
          8      > RETURN                                                   1

Class A:
Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/CC9B7
function name:  foo
number of ops:  8
compiled vars:  !0 = $a, !1 = $b, !2 = $c
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   RECV                                             !0      
          1        RECV                                             !1      
          2        RECV                                             !2      
    5     3        INIT_FCALL                                               'var_dump'
          4        FUNC_GET_ARGS                                    ~3      
          5        SEND_VAL                                                 ~3
          6        DO_ICALL                                                 
    6     7      > RETURN                                                   null

End of function foo

End of class A.

Class B:
Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/CC9B7
function name:  foo
number of ops:  9
compiled vars:  !0 = $a, !1 = $b, !2 = $c, !3 = $d
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   10     0  E >   RECV                                             !0      
          1        RECV                                             !1      
          2        RECV                                             !2      
          3        RECV_INIT                                        !3      null
   11     4        INIT_FCALL                                               'var_dump'
          5        FUNC_GET_ARGS                                    ~4      
          6        SEND_VAL                                                 ~4
          7        DO_ICALL                                                 
   12     8      > RETURN                                                   null

End of function foo

End of class B.

Generated using Vulcan Logic Dumper, using php 8.0.0


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