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<?php class Foo { function foo(\DateTimeInterface $bar = new \DateTime()) {} } class FooDouble extends Foo { function foo(\DateTimeInterface $bar = null) {} } $f = new FooDouble(); $f->foo(null);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/hNgNI
function name:  (null)
number of ops:  7
compiled vars:  !0 = $f
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   12     0  E >   NEW                                              $1      'FooDouble'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
   13     3        INIT_METHOD_CALL                                         !0, 'foo'
          4        SEND_VAL_EX                                              null
          5        DO_FCALL                                      0          
          6      > RETURN                                                   1

Class Foo:
Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/hNgNI
function name:  foo
number of ops:  2
compiled vars:  !0 = $bar
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   RECV_INIT                                        !0      <const ast>
          1      > RETURN                                                   null

End of function foo

End of class Foo.

Class FooDouble:
Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/hNgNI
function name:  foo
number of ops:  2
compiled vars:  !0 = $bar
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   RECV_INIT                                        !0      null
          1      > RETURN                                                   null

End of function foo

End of class FooDouble.

Generated using Vulcan Logic Dumper, using php 8.0.0


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