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<?php class Karel {} function foo(Karel $karel = null, ?integer $int){ return $karel . $int; } echo foo(null, 2);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/hWRQc
function name:  (null)
number of ops:  6
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    9     0  E >   INIT_FCALL                                               'foo'
          1        SEND_VAL                                                 null
          2        SEND_VAL                                                 2
          3        DO_FCALL                                      0  $0      
          4        ECHO                                                     $0
          5      > RETURN                                                   1

Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/hWRQc
function name:  foo
number of ops:  5
compiled vars:  !0 = $karel, !1 = $int
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   RECV_INIT                                        !0      null
          1        RECV                                             !1      
    6     2        CONCAT                                           ~2      !0, !1
          3      > RETURN                                                   ~2
    7     4*     > RETURN                                                   null

End of function foo

Class Karel: [no user functions]

Generated using Vulcan Logic Dumper, using php 8.0.0


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