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<?php interface CustomSerializable { public function unserialize(string $serialized): void; } class Foo implements CustomSerializable { public function unserialize($serialized): void { // error since incompatible signature, string expected '' found } }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/GJnH9f
function name:  (null)
number of ops:  2
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   DECLARE_CLASS                                            'foo'
   11     1      > RETURN                                                   1

Class CustomSerializable:
Function unserialize:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/GJnH9f
function name:  unserialize
number of ops:  2
compiled vars:  !0 = $serialized
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   RECV                                             !0      
          1      > RETURN                                                   null

End of function unserialize

End of class CustomSerializable.

Class Foo:
Function unserialize:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/GJnH9f
function name:  unserialize
number of ops:  2
compiled vars:  !0 = $serialized
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   RECV                                             !0      
   10     1      > RETURN                                                   null

End of function unserialize

End of class Foo.

Generated using Vulcan Logic Dumper, using php 8.0.0


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