3v4l.org

run code in 300+ PHP versions simultaneously
<?php interface A {} interface B extends A {} interface X { public function foo(B $a); } interface Y extends X { public function foo(A $a); }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/7LCLB
function name:  (null)
number of ops:  3
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   DECLARE_CLASS                                            'b'
   10     1        DECLARE_CLASS                                            'y'
   12     2      > RETURN                                                   1

Class A: [no user functions]
Class B: [no user functions]
Class X:
Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/7LCLB
function name:  foo
number of ops:  2
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   RECV                                             !0      
          1      > RETURN                                                   null

End of function foo

End of class X.

Class Y:
Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/7LCLB
function name:  foo
number of ops:  2
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   11     0  E >   RECV                                             !0      
          1      > RETURN                                                   null

End of function foo

End of class Y.

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
170.07 ms | 1428 KiB | 13 Q