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<?php class Foo {} function bar(Foo $foo = null) { var_dump($foo); } bar(new Foo()); bar();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/iUWuc
function name:  (null)
number of ops:  8
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   10     0  E >   INIT_FCALL                                               'bar'
          1        NEW                                              $0      'Foo'
          2        DO_FCALL                                      0          
          3        SEND_VAR                                                 $0
          4        DO_FCALL                                      0          
   11     5        INIT_FCALL                                               'bar'
          6        DO_FCALL                                      0          
          7      > RETURN                                                   1

Function bar:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/iUWuc
function name:  bar
number of ops:  5
compiled vars:  !0 = $foo
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   RECV_INIT                                        !0      null
    6     1        INIT_FCALL                                               'var_dump'
          2        SEND_VAR                                                 !0
          3        DO_ICALL                                                 
    7     4      > RETURN                                                   null

End of function bar

Class Foo: [no user functions]

Generated using Vulcan Logic Dumper, using php 8.0.0


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