3v4l.org

run code in 300+ PHP versions simultaneously
<?php interface Foo { public function foo(\DateTime $date = null); } class Bar implements Foo { public function foo($date = null) { return 'foo'; } }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/hN73F
function name:  (null)
number of ops:  2
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   DECLARE_CLASS                                            'bar'
   11     1      > RETURN                                                   1

Class Foo:
Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/hN73F
function name:  foo
number of ops:  2
compiled vars:  !0 = $date
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   RECV_INIT                                        !0      null
          1      > RETURN                                                   null

End of function foo

End of class Foo.

Class Bar:
Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/hN73F
function name:  foo
number of ops:  3
compiled vars:  !0 = $date
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   RECV_INIT                                        !0      null
    9     1      > RETURN                                                   'foo'
   10     2*     > RETURN                                                   null

End of function foo

End of class Bar.

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
155.18 ms | 1393 KiB | 13 Q