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<?php function dump(stdClass $anObject) { var_dump(get_class($anObject)); } class A {} dump(new A);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/FEYDf
function name:  (null)
number of ops:  6
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    9     0  E >   INIT_FCALL                                               'dump'
          1        NEW                                              $0      'A'
          2        DO_FCALL                                      0          
          3        SEND_VAR                                                 $0
          4        DO_FCALL                                      0          
          5      > RETURN                                                   1

Function dump:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/FEYDf
function name:  dump
number of ops:  6
compiled vars:  !0 = $anObject
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
    4     1        INIT_FCALL                                               'var_dump'
          2        GET_CLASS                                        ~1      !0
          3        SEND_VAL                                                 ~1
          4        DO_ICALL                                                 
    5     5      > RETURN                                                   null

End of function dump

Class A: [no user functions]

Generated using Vulcan Logic Dumper, using php 8.0.0


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