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<?php class A { public function __construct(){ echo 'construct A'; } } class B extends A { public function __construct(){ } public function foo($param){ // here we actually want to // do stuff parent::__construct(); } } $instance = new B; $instance->foo('bar');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/fYMml
function name:  (null)
number of ops:  7
compiled vars:  !0 = $instance
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   24     0  E >   NEW                                              $1      'B'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
   25     3        INIT_METHOD_CALL                                         !0, 'foo'
          4        SEND_VAL_EX                                              'bar'
          5        DO_FCALL                                      0          
          6      > RETURN                                                   1

Class A:
Function __construct:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/fYMml
function name:  __construct
number of ops:  2
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   ECHO                                                     'construct+A'
    6     1      > RETURN                                                   null

End of function __construct

End of class A.

Class B:
Function __construct:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/fYMml
function name:  __construct
number of ops:  1
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   12     0  E > > RETURN                                                   null

End of function __construct

Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/fYMml
function name:  foo
number of ops:  4
compiled vars:  !0 = $param
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   14     0  E >   RECV                                             !0      
   18     1        INIT_STATIC_METHOD_CALL                                  
          2        DO_FCALL                                      0          
   19     3      > RETURN                                                   null

End of function foo

End of class B.

Generated using Vulcan Logic Dumper, using php 8.0.0


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